{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98293", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.336Z", "datePublished": "2026-10-06T08:45:52.558Z", "dateUpdated": "2026-10-19T09:17:04.348Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:17:04.348Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: Fix parent socket leak in iso_conn_ready()\n\niso_get_sock() returns the parent socket with a reference held, which is\ndropped by sock_put() once the child socket has been set up. The error\npath taken when iso_sock_alloc() fails only calls release_sock() and\nreturns, leaking the reference and thus the parent socket itself.\n\nDrop the reference on that path as well."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bluetooth/iso.c"], "versions": [{"version": "11dc486ed5d4626e6b92a23b67ed76cb6c48bfc9", "lessThan": "ea8a262662be62c095789924c11722ecbf40a4de", "status": "affected", "versionType": "git"}, {"version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "lessThan": "9228f87365e68a6cae191f57f456e89a6d2167cf", "status": "affected", "versionType": "git"}, {"version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "lessThan": "e2b156a8d25966be49c1f809b654a2c4bb16564d", "status": "affected", "versionType": "git"}, {"version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "lessThan": "f016daabd4fec4e9b8563f8b6f42eabce0ca66b0", "status": "affected", "versionType": "git"}, {"version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "lessThan": "ca18ee413a7cb6f09885778039225e58bae0d607", "status": "affected", "versionType": "git"}, {"version": "6.6.67", "lessThan": "6.6.158", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bluetooth/iso.c"], "versions": [{"version": "6.8", "status": "affected"}, {"version": "0", "lessThan": "6.8", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.158", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.112", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.54", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.8", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "6.6.67", "versionEndExcluding": "6.6.158"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.12.112"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.18.54"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.2.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/ea8a262662be62c095789924c11722ecbf40a4de"}, {"url": "https://git.kernel.org/stable/c/9228f87365e68a6cae191f57f456e89a6d2167cf"}, {"url": "https://git.kernel.org/stable/c/e2b156a8d25966be49c1f809b654a2c4bb16564d"}, {"url": "https://git.kernel.org/stable/c/f016daabd4fec4e9b8563f8b6f42eabce0ca66b0"}, {"url": "https://git.kernel.org/stable/c/ca18ee413a7cb6f09885778039225e58bae0d607"}], "title": "Bluetooth: ISO: Fix parent socket leak in iso_conn_ready()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["net/bluetooth/iso.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "ea8a262662be62c095789924c11722ecbf40a4de", "status": "affected", "version": "11dc486ed5d4626e6b92a23b67ed76cb6c48bfc9", "versionType": "git"}, {"lessThan": "9228f87365e68a6cae191f57f456e89a6d2167cf", "status": "affected", "version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "versionType": "git"}, {"lessThan": "e2b156a8d25966be49c1f809b654a2c4bb16564d", "status": "affected", "version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "versionType": "git"}, {"lessThan": "f016daabd4fec4e9b8563f8b6f42eabce0ca66b0", "status": "affected", "version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "versionType": "git"}, {"lessThan": "ca18ee413a7cb6f09885778039225e58bae0d607", "status": "affected", "version": "fa224d0c094a458e9ebf5ea9b1c696136b7af427", "versionType": "git"}, {"lessThan": "6.6.158", "status": "affected", "version": "6.6.67", "versionType": "semver"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["net/bluetooth/iso.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.8"}, {"lessThan": "6.8", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.158", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.112", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.54", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.8", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "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\nBluetooth: ISO: Fix parent socket leak in iso_conn_ready()\n\niso_get_sock() returns the parent socket with a reference held, which is\ndropped by sock_put() once the child socket has been set up. The error\npath taken when iso_sock_alloc() fails only calls release_sock() and\nreturns, leaking the reference and thus the parent socket itself.\n\nDrop the reference on that path as well."}], "id": "CVE-2026-98293", "lastModified": "2026-10-19T10:18:31.057", "metrics": {}, "published": "2026-10-06T09:18:19.727", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9228f87365e68a6cae191f57f456e89a6d2167cf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ca18ee413a7cb6f09885778039225e58bae0d607"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e2b156a8d25966be49c1f809b654a2c4bb16564d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ea8a262662be62c095789924c11722ecbf40a4de"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f016daabd4fec4e9b8563f8b6f42eabce0ca66b0"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Bluetooth: ISO: Fix parent socket leak in iso_conn_ready()", "id": "2546377", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2546377"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-911", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nBluetooth: ISO: Fix parent socket leak in iso_conn_ready()\niso_get_sock() returns the parent socket with a reference held, which is\ndropped by sock_put() once the child socket has been set up. The error\npath taken when iso_sock_alloc() fails only calls release_sock() and\nreturns, leaking the reference and thus the parent socket itself.\nDrop the reference on that path as well.", "A flaw was found in the Linux kernel's Bluetooth subsystem. This flaw allows a local user or adjacent attacker to cause a Denial of Service (DoS) by triggering a resource leak. When handling Bluetooth Isochronous (ISO) connections, the kernel fails to release a reference to the parent socket if child socket allocation fails. Over time, repeated failures cause kernel memory to remain allocated, potentially leading to system resource exhaustion."], "name": "CVE-2026-98293", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-98293\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98293\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98293.mbox"], "threat_severity": "Moderate"}