{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72049", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.902Z", "datePublished": "2026-08-15T05:52:06.989Z", "dateUpdated": "2026-10-19T21:19:24.612Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:39:46.666Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: admin-gate legacy LLSEC dump operations\n\nIn net/ieee802154/netlink.c, the legacy IEEE802154_NL family ops table\nbuilds the LLSEC dump entries (LLSEC_LIST_KEY, LLSEC_LIST_DEV,\nLLSEC_LIST_DEVKEY, LLSEC_LIST_SECLEVEL) with IEEE802154_DUMP() which\nsets no .flags, so generic netlink runs them ungated. The modern\nnl802154 family admin-gates the equivalent reads via\nNL802154_CMD_GET_SEC_KEY and friends with .flags = GENL_ADMIN_PERM.\n\nAny local uid that can open AF_NETLINK / NETLINK_GENERIC can resolve\nthe \"802.15.4 MAC\" family and dump LLSEC_LIST_KEY on any wpan netdev\nthat has an LLSEC key installed; the dump handler writes the raw\n16-byte AES-128 key bytes (IEEE802154_ATTR_LLSEC_KEY_BYTES, copied\nverbatim from struct ieee802154_llsec_key.key) into the reply.\nRecovering the AES key compromises 802.15.4 LLSEC link confidentiality\nand authenticity, since LLSEC uses CCM* and the same key authenticates\nand encrypts frames.\n\nImpact: any local uid with no capabilities can read the raw 16-byte\nAES-128 LLSEC key from the kernel keytable on any wpan netdev that has\nan administrator-installed LLSEC key, by issuing an LLSEC_LIST_KEY\ndump on the legacy IEEE802154_NL generic-netlink family.\n\nIntroduce IEEE802154_DUMP_PRIV() mirroring IEEE802154_DUMP() but\nsetting .flags = GENL_ADMIN_PERM, and use it for the four LLSEC dump\nentries. LIST_PHY and LIST_IFACE retain IEEE802154_DUMP() because the\nmodern nl802154 family exposes their equivalents to unprivileged\nreaders by design (NL802154_CMD_GET_WPAN_PHY and\nNL802154_CMD_GET_INTERFACE carry \"can be retrieved by unprivileged\nusers\" annotations)."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "baseScore": 7.1, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - Exploitation requires a local syscall path: open AF_NETLINK/NETLINK_GENERIC, resolve the \"802.15.4 MAC\" genl family, and send an NLM_F_DUMP for IEEE802154_LLSEC_LIST_KEY; the bug is in kernel netlink configuration code, not in remote 802.15.4 frame handling.\nAC:L - Once IEEE802154/LLSEC is enabled and keys are installed on a wpan netdev (typical on Zigbee/6LoWPAN gateways and industrial IoT coordinators), an attacker can deterministically trigger the dump and receive key material without races or special memory layout.\nPR:L - The vulnerable dump ops lack GENL_ADMIN_PERM, so netlink_capable(CAP_NET_ADMIN) is never enforced; any basic local UID with permission to create generic-netlink sockets (no capabilities) can read administrator-installed LLSEC keys.\nUI:N - No victim interaction is required beyond the attacker already having local execution access; exploitation is a direct netlink dump request with no user clicks, mounts, or device pairing steps.\nS:U - Impact stays within the host kernel/network stack security boundary (disclosure of kernel-held LLSEC credentials); it does not cross VM, container, or IOMMU isolation boundaries.\nC:H - The dump handler returns full raw 16-byte AES-128 LLSEC key bytes (IEEE802154_ATTR_LLSEC_KEY_BYTES) for every installed key, enabling decryption of all CCM*-protected 802.15.4 traffic protected by those keys.\nI:H - Disclosed AES-128 LLSEC keys are used for both encryption and authentication (CCM*); possession enables forging cryptographically valid LLSEC frames and impersonating trusted WPAN devices on Zigbee/6LoWPAN/industrial sensor networks.\nA:N - The bug is a read-only information disclosure via netlink attribute copying; it does not corrupt memory, panic the kernel, or cause hangs or denial of service."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/ieee802154/ieee802154.h", "net/ieee802154/netlink.c"], "versions": [{"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "3465035ba18b1ed50f8d201897d14135d20532b0", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "dffe745760f38fac0b8288e0dc4759b23d9888ff", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "e84708ef7521f3bffc85a449954042018abbd60e", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "5abe94a205539d27945cda3ba43fdcfe295cf2c8", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "09fd25cd8cd80a6b3edef04e53a7324d06ac2180", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "1905ebabe638c946aced00c4bb664da26cac56d5", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "6383248058956f2a52d720b1e9f8921099cdae04", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "9c1e0b6d49471a712511d23fc9d06901561135e8", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/ieee802154/ieee802154.h", "net/ieee802154/netlink.c"], "versions": [{"version": "3.16", "status": "affected"}, {"version": "0", "lessThan": "3.16", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.261", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.212", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.178", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.145", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.10.261"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.15.212"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.1.178"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/3465035ba18b1ed50f8d201897d14135d20532b0"}, {"url": "https://git.kernel.org/stable/c/dffe745760f38fac0b8288e0dc4759b23d9888ff"}, {"url": "https://git.kernel.org/stable/c/e84708ef7521f3bffc85a449954042018abbd60e"}, {"url": "https://git.kernel.org/stable/c/5abe94a205539d27945cda3ba43fdcfe295cf2c8"}, {"url": "https://git.kernel.org/stable/c/09fd25cd8cd80a6b3edef04e53a7324d06ac2180"}, {"url": "https://git.kernel.org/stable/c/1905ebabe638c946aced00c4bb664da26cac56d5"}, {"url": "https://git.kernel.org/stable/c/6383248058956f2a52d720b1e9f8921099cdae04"}, {"url": "https://git.kernel.org/stable/c/9c1e0b6d49471a712511d23fc9d06901561135e8"}], "title": "ieee802154: admin-gate legacy LLSEC dump operations", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-72049", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-16T15:50:41.118128Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-19T21:19:24.612Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72049", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.902Z", "datePublished": "2026-08-15T05:52:06.989Z", "dateUpdated": "2026-10-19T21:19:24.612Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:39:46.666Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: admin-gate legacy LLSEC dump operations\n\nIn net/ieee802154/netlink.c, the legacy IEEE802154_NL family ops table\nbuilds the LLSEC dump entries (LLSEC_LIST_KEY, LLSEC_LIST_DEV,\nLLSEC_LIST_DEVKEY, LLSEC_LIST_SECLEVEL) with IEEE802154_DUMP() which\nsets no .flags, so generic netlink runs them ungated. The modern\nnl802154 family admin-gates the equivalent reads via\nNL802154_CMD_GET_SEC_KEY and friends with .flags = GENL_ADMIN_PERM.\n\nAny local uid that can open AF_NETLINK / NETLINK_GENERIC can resolve\nthe \"802.15.4 MAC\" family and dump LLSEC_LIST_KEY on any wpan netdev\nthat has an LLSEC key installed; the dump handler writes the raw\n16-byte AES-128 key bytes (IEEE802154_ATTR_LLSEC_KEY_BYTES, copied\nverbatim from struct ieee802154_llsec_key.key) into the reply.\nRecovering the AES key compromises 802.15.4 LLSEC link confidentiality\nand authenticity, since LLSEC uses CCM* and the same key authenticates\nand encrypts frames.\n\nImpact: any local uid with no capabilities can read the raw 16-byte\nAES-128 LLSEC key from the kernel keytable on any wpan netdev that has\nan administrator-installed LLSEC key, by issuing an LLSEC_LIST_KEY\ndump on the legacy IEEE802154_NL generic-netlink family.\n\nIntroduce IEEE802154_DUMP_PRIV() mirroring IEEE802154_DUMP() but\nsetting .flags = GENL_ADMIN_PERM, and use it for the four LLSEC dump\nentries. LIST_PHY and LIST_IFACE retain IEEE802154_DUMP() because the\nmodern nl802154 family exposes their equivalents to unprivileged\nreaders by design (NL802154_CMD_GET_WPAN_PHY and\nNL802154_CMD_GET_INTERFACE carry \"can be retrieved by unprivileged\nusers\" annotations)."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "baseScore": 7.1, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - Exploitation requires a local syscall path: open AF_NETLINK/NETLINK_GENERIC, resolve the \"802.15.4 MAC\" genl family, and send an NLM_F_DUMP for IEEE802154_LLSEC_LIST_KEY; the bug is in kernel netlink configuration code, not in remote 802.15.4 frame handling.\nAC:L - Once IEEE802154/LLSEC is enabled and keys are installed on a wpan netdev (typical on Zigbee/6LoWPAN gateways and industrial IoT coordinators), an attacker can deterministically trigger the dump and receive key material without races or special memory layout.\nPR:L - The vulnerable dump ops lack GENL_ADMIN_PERM, so netlink_capable(CAP_NET_ADMIN) is never enforced; any basic local UID with permission to create generic-netlink sockets (no capabilities) can read administrator-installed LLSEC keys.\nUI:N - No victim interaction is required beyond the attacker already having local execution access; exploitation is a direct netlink dump request with no user clicks, mounts, or device pairing steps.\nS:U - Impact stays within the host kernel/network stack security boundary (disclosure of kernel-held LLSEC credentials); it does not cross VM, container, or IOMMU isolation boundaries.\nC:H - The dump handler returns full raw 16-byte AES-128 LLSEC key bytes (IEEE802154_ATTR_LLSEC_KEY_BYTES) for every installed key, enabling decryption of all CCM*-protected 802.15.4 traffic protected by those keys.\nI:H - Disclosed AES-128 LLSEC keys are used for both encryption and authentication (CCM*); possession enables forging cryptographically valid LLSEC frames and impersonating trusted WPAN devices on Zigbee/6LoWPAN/industrial sensor networks.\nA:N - The bug is a read-only information disclosure via netlink attribute copying; it does not corrupt memory, panic the kernel, or cause hangs or denial of service."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/ieee802154/ieee802154.h", "net/ieee802154/netlink.c"], "versions": [{"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "3465035ba18b1ed50f8d201897d14135d20532b0", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "dffe745760f38fac0b8288e0dc4759b23d9888ff", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "e84708ef7521f3bffc85a449954042018abbd60e", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "5abe94a205539d27945cda3ba43fdcfe295cf2c8", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "09fd25cd8cd80a6b3edef04e53a7324d06ac2180", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "1905ebabe638c946aced00c4bb664da26cac56d5", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "6383248058956f2a52d720b1e9f8921099cdae04", "status": "affected", "versionType": "git"}, {"version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "lessThan": "9c1e0b6d49471a712511d23fc9d06901561135e8", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/ieee802154/ieee802154.h", "net/ieee802154/netlink.c"], "versions": [{"version": "3.16", "status": "affected"}, {"version": "0", "lessThan": "3.16", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.261", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.212", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.178", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.145", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.10.261"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.15.212"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.1.178"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/3465035ba18b1ed50f8d201897d14135d20532b0"}, {"url": "https://git.kernel.org/stable/c/dffe745760f38fac0b8288e0dc4759b23d9888ff"}, {"url": "https://git.kernel.org/stable/c/e84708ef7521f3bffc85a449954042018abbd60e"}, {"url": "https://git.kernel.org/stable/c/5abe94a205539d27945cda3ba43fdcfe295cf2c8"}, {"url": "https://git.kernel.org/stable/c/09fd25cd8cd80a6b3edef04e53a7324d06ac2180"}, {"url": "https://git.kernel.org/stable/c/1905ebabe638c946aced00c4bb664da26cac56d5"}, {"url": "https://git.kernel.org/stable/c/6383248058956f2a52d720b1e9f8921099cdae04"}, {"url": "https://git.kernel.org/stable/c/9c1e0b6d49471a712511d23fc9d06901561135e8"}], "title": "ieee802154: admin-gate legacy LLSEC dump operations", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-72049", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-16T15:50:41.118128Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-862", "description": "CWE-862 Missing Authorization"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T15:50:41.890Z"}, "title": "CISA ADP Vulnrichment"}]}}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["net/ieee802154/ieee802154.h", "net/ieee802154/netlink.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "3465035ba18b1ed50f8d201897d14135d20532b0", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "dffe745760f38fac0b8288e0dc4759b23d9888ff", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "e84708ef7521f3bffc85a449954042018abbd60e", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "5abe94a205539d27945cda3ba43fdcfe295cf2c8", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "09fd25cd8cd80a6b3edef04e53a7324d06ac2180", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "1905ebabe638c946aced00c4bb664da26cac56d5", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "6383248058956f2a52d720b1e9f8921099cdae04", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}, {"lessThan": "9c1e0b6d49471a712511d23fc9d06901561135e8", "status": "affected", "version": "3e9c156e2c210ab67b12b1b692983a6b97c19d3f", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["net/ieee802154/ieee802154.h", "net/ieee802154/netlink.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "3.16"}, {"lessThan": "3.16", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.261", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.212", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.178", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.145", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.97", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.40", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: admin-gate legacy LLSEC dump operations\n\nIn net/ieee802154/netlink.c, the legacy IEEE802154_NL family ops table\nbuilds the LLSEC dump entries (LLSEC_LIST_KEY, LLSEC_LIST_DEV,\nLLSEC_LIST_DEVKEY, LLSEC_LIST_SECLEVEL) with IEEE802154_DUMP() which\nsets no .flags, so generic netlink runs them ungated. The modern\nnl802154 family admin-gates the equivalent reads via\nNL802154_CMD_GET_SEC_KEY and friends with .flags = GENL_ADMIN_PERM.\n\nAny local uid that can open AF_NETLINK / NETLINK_GENERIC can resolve\nthe \"802.15.4 MAC\" family and dump LLSEC_LIST_KEY on any wpan netdev\nthat has an LLSEC key installed; the dump handler writes the raw\n16-byte AES-128 key bytes (IEEE802154_ATTR_LLSEC_KEY_BYTES, copied\nverbatim from struct ieee802154_llsec_key.key) into the reply.\nRecovering the AES key compromises 802.15.4 LLSEC link confidentiality\nand authenticity, since LLSEC uses CCM* and the same key authenticates\nand encrypts frames.\n\nImpact: any local uid with no capabilities can read the raw 16-byte\nAES-128 LLSEC key from the kernel keytable on any wpan netdev that has\nan administrator-installed LLSEC key, by issuing an LLSEC_LIST_KEY\ndump on the legacy IEEE802154_NL generic-netlink family.\n\nIntroduce IEEE802154_DUMP_PRIV() mirroring IEEE802154_DUMP() but\nsetting .flags = GENL_ADMIN_PERM, and use it for the four LLSEC dump\nentries. LIST_PHY and LIST_IFACE retain IEEE802154_DUMP() because the\nmodern nl802154 family exposes their equivalents to unprivileged\nreaders by design (NL802154_CMD_GET_WPAN_PHY and\nNL802154_CMD_GET_INTERFACE carry \"can be retrieved by unprivileged\nusers\" annotations)."}], "id": "CVE-2026-72049", "lastModified": "2026-10-19T22:17:23.773", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-72049", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-16T15:50:41.118128Z", "version": "2.0.3"}}]}, "published": "2026-08-15T06:21:14.190", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/09fd25cd8cd80a6b3edef04e53a7324d06ac2180"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1905ebabe638c946aced00c4bb664da26cac56d5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3465035ba18b1ed50f8d201897d14135d20532b0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5abe94a205539d27945cda3ba43fdcfe295cf2c8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6383248058956f2a52d720b1e9f8921099cdae04"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9c1e0b6d49471a712511d23fc9d06901561135e8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dffe745760f38fac0b8288e0dc4759b23d9888ff"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e84708ef7521f3bffc85a449954042018abbd60e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: ieee802154: admin-gate legacy LLSEC dump operations", "id": "2516561", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516561"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-201", "details": ["A flaw was found in the Linux kernel's IEEE 802.15.4 (LLSEC) subsystem. A local user without special privileges could exploit ungated legacy dump operations to read raw 16-byte AES-128 keys from the kernel keytable on wireless personal area network (WPAN) devices. This information disclosure compromises the confidentiality and authenticity of the 802.15.4 LLSEC link."], "name": "CVE-2026-72049", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Under investigation", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72049\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72049\nhttps://lore.kernel.org/linux-cve-announce/2026081515-CVE-2026-72049-9d7a@gregkh/T"], "threat_severity": "Important"}