{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-31511", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-03-09T15:48:24.106Z", "datePublished": "2026-04-22T13:54:29.420Z", "dateUpdated": "2026-04-22T13:54:29.420Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-04-22T13:54:29.420Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete\n\nThis fixes the condition checking so mgmt_pending_valid is executed\nwhenever status != -ECANCELED otherwise calling mgmt_pending_free(cmd)\nwould kfree(cmd) without unlinking it from the list first, leaving a\ndangling pointer. Any subsequent list traversal (e.g.,\nmgmt_pending_foreach during __mgmt_power_off, or another\nmgmt_pending_valid call) would dereference freed memory."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bluetooth/mgmt.c"], "versions": [{"version": "d71b98f253b079cbadc83266383f26fe7e9e103b", "lessThan": "340666172cf747de58c283d2eef1f335f050538b", "status": "affected", "versionType": "git"}, {"version": "302a1f674c00dd5581ab8e493ef44767c5101aab", "lessThan": "bafec9325d4de26b6c49db75b5d5172de652aae0", "status": "affected", "versionType": "git"}, {"version": "302a1f674c00dd5581ab8e493ef44767c5101aab", "lessThan": "3a89c33deffb3cb7877a7ea2e50734cd12b064f2", "status": "affected", "versionType": "git"}, {"version": "302a1f674c00dd5581ab8e493ef44767c5101aab", "lessThan": "5f5fa4cd35f707344f65ce9e225b6528691dbbaa", "status": "affected", "versionType": "git"}, {"version": "87a1f16f07c6c43771754075e08f45b41d237421", "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/mgmt.c"], "versions": [{"version": "6.17", "status": "affected"}, {"version": "0", "lessThan": "6.17", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.80", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.21", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.11", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "6.12.59", "versionEndExcluding": "6.12.80"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "6.18.21"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "6.19.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.0"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16.10"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/340666172cf747de58c283d2eef1f335f050538b"}, {"url": "https://git.kernel.org/stable/c/bafec9325d4de26b6c49db75b5d5172de652aae0"}, {"url": "https://git.kernel.org/stable/c/3a89c33deffb3cb7877a7ea2e50734cd12b064f2"}, {"url": "https://git.kernel.org/stable/c/5f5fa4cd35f707344f65ce9e225b6528691dbbaa"}], "title": "Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete\n\nThis fixes the condition checking so mgmt_pending_valid is executed\nwhenever status != -ECANCELED otherwise calling mgmt_pending_free(cmd)\nwould kfree(cmd) without unlinking it from the list first, leaving a\ndangling pointer. Any subsequent list traversal (e.g.,\nmgmt_pending_foreach during __mgmt_power_off, or another\nmgmt_pending_valid call) would dereference freed memory."}], "id": "CVE-2026-31511", "lastModified": "2026-04-23T16:17:41.280", "metrics": {}, "published": "2026-04-22T14:16:50.343", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/340666172cf747de58c283d2eef1f335f050538b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3a89c33deffb3cb7877a7ea2e50734cd12b064f2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5f5fa4cd35f707344f65ce9e225b6528691dbbaa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bafec9325d4de26b6c49db75b5d5172de652aae0"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete", "id": "2460703", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2460703"}, "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-825", "details": ["A flaw was found in the Bluetooth Management (MGMT) component of the Linux kernel. An issue with how memory is managed during certain operations can lead to a 'dangling pointer' vulnerability. This means that the system might attempt to access memory that has already been released, potentially causing system instability or a denial of service."], "name": "CVE-2026-31511", "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": "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": "2026-04-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-31511\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-31511\nhttps://lore.kernel.org/linux-cve-announce/2026042208-CVE-2026-31511-b569@gregkh/T"], "threat_severity": "Moderate"}