{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-68390", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-30T09:28:09.388Z", "datePublished": "2026-08-10T12:04:09.373Z", "dateUpdated": "2026-08-10T12:04:09.373Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-10T12:04:09.373Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups\n\nhci_conn_params_lookup requires hdev->lock be held, otherwise the list\niteration or param access is not safe.\n\nHold hdev->lock for params lookups in hci_sync."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bluetooth/hci_sync.c"], "versions": [{"version": "c530569adc19b5f0c62955de41f067bad34e3fe0", "lessThan": "8d892bec1dd134761cabec6ba23fe315d0f20f98", "status": "affected", "versionType": "git"}, {"version": "c530569adc19b5f0c62955de41f067bad34e3fe0", "lessThan": "c363202ec841df36421ec280eea3d5f94f556143", "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/bluetooth/hci_sync.c"], "versions": [{"version": "6.19", "status": "affected"}, {"version": "0", "lessThan": "6.19", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.6", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2-rc4", "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": "6.19", "versionEndExcluding": "7.1.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.19", "versionEndExcluding": "7.2-rc4"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/8d892bec1dd134761cabec6ba23fe315d0f20f98"}, {"url": "https://git.kernel.org/stable/c/c363202ec841df36421ec280eea3d5f94f556143"}], "title": "Bluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["net/bluetooth/hci_sync.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "8d892bec1dd134761cabec6ba23fe315d0f20f98", "status": "affected", "version": "c530569adc19b5f0c62955de41f067bad34e3fe0", "versionType": "git"}, {"lessThan": "c363202ec841df36421ec280eea3d5f94f556143", "status": "affected", "version": "c530569adc19b5f0c62955de41f067bad34e3fe0", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["net/bluetooth/hci_sync.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.19"}, {"lessThan": "6.19", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2-rc4", "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: hci_sync: hold hdev->lock for hci_conn_params lookups\n\nhci_conn_params_lookup requires hdev->lock be held, otherwise the list\niteration or param access is not safe.\n\nHold hdev->lock for params lookups in hci_sync."}], "id": "CVE-2026-68390", "lastModified": "2026-08-10T13:20:32.323", "metrics": {}, "published": "2026-08-10T13:20:32.323", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8d892bec1dd134761cabec6ba23fe315d0f20f98"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c363202ec841df36421ec280eea3d5f94f556143"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Bluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups", "id": "2513158", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513158"}, "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-414", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nBluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups\nhci_conn_params_lookup requires hdev->lock be held, otherwise the list\niteration or param access is not safe.\nHold hdev->lock for params lookups in hci_sync.", "A flaw was found in the Linux kernel's Bluetooth subsystem, specifically within the `hci_sync` component. This vulnerability occurs because the `hci_conn_params_lookup` function does not properly hold a necessary lock (`hdev->lock`) during operations. This oversight can lead to unsafe list iterations or parameter access, potentially resulting in data corruption or system instability."], "name": "CVE-2026-68390", "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": "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": "Not affected", "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"}], "public_date": "2026-08-10T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-68390\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-68390\nhttps://lore.kernel.org/linux-cve-announce/2026081046-CVE-2026-68390-f0ca@gregkh/T"], "threat_severity": "Moderate"}