{"api_version":"1","generated_at":"2026-04-23T02:25:58+00:00","cve":"CVE-2026-31511","urls":{"html":"https://cve.report/CVE-2026-31511","api":"https://cve.report/api/cve/CVE-2026-31511.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31511","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31511"},"summary":{"title":"Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_monitor_complete","description":"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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-04-22 14:16:50","updated_at":"2026-04-22 14:16:50"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/340666172cf747de58c283d2eef1f335f050538b","name":"https://git.kernel.org/stable/c/340666172cf747de58c283d2eef1f335f050538b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5f5fa4cd35f707344f65ce9e225b6528691dbbaa","name":"https://git.kernel.org/stable/c/5f5fa4cd35f707344f65ce9e225b6528691dbbaa","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bafec9325d4de26b6c49db75b5d5172de652aae0","name":"https://git.kernel.org/stable/c/bafec9325d4de26b6c49db75b5d5172de652aae0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3a89c33deffb3cb7877a7ea2e50734cd12b064f2","name":"https://git.kernel.org/stable/c/3a89c33deffb3cb7877a7ea2e50734cd12b064f2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-31511","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31511","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d71b98f253b079cbadc83266383f26fe7e9e103b 340666172cf747de58c283d2eef1f335f050538b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 302a1f674c00dd5581ab8e493ef44767c5101aab bafec9325d4de26b6c49db75b5d5172de652aae0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 302a1f674c00dd5581ab8e493ef44767c5101aab 3a89c33deffb3cb7877a7ea2e50734cd12b064f2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 302a1f674c00dd5581ab8e493ef44767c5101aab 5f5fa4cd35f707344f65ce9e225b6528691dbbaa git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 87a1f16f07c6c43771754075e08f45b41d237421 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.80 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.21 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.11 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"340666172cf747de58c283d2eef1f335f050538b","status":"affected","version":"d71b98f253b079cbadc83266383f26fe7e9e103b","versionType":"git"},{"lessThan":"bafec9325d4de26b6c49db75b5d5172de652aae0","status":"affected","version":"302a1f674c00dd5581ab8e493ef44767c5101aab","versionType":"git"},{"lessThan":"3a89c33deffb3cb7877a7ea2e50734cd12b064f2","status":"affected","version":"302a1f674c00dd5581ab8e493ef44767c5101aab","versionType":"git"},{"lessThan":"5f5fa4cd35f707344f65ce9e225b6528691dbbaa","status":"affected","version":"302a1f674c00dd5581ab8e493ef44767c5101aab","versionType":"git"},{"status":"affected","version":"87a1f16f07c6c43771754075e08f45b41d237421","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/mgmt.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.80","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.21","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.80","versionStartIncluding":"6.12.59","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.21","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.11","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"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."}],"providerMetadata":{"dateUpdated":"2026-04-22T13:54:29.420Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"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"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-31511","datePublished":"2026-04-22T13:54:29.420Z","dateReserved":"2026-03-09T15:48:24.106Z","dateUpdated":"2026-04-22T13:54:29.420Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-22 14:16:50","lastModifiedDate":"2026-04-22 14:16:50","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"31511","Ordinal":"1","Title":"Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_m","CVE":"CVE-2026-31511","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31511","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"Bluetooth: MGMT: Fix dangling pointer on mgmt_add_adv_patterns_m"}]}}}