{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45836","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.077Z","datePublished":"2026-05-26T16:14:13.568Z","dateUpdated":"2026-06-14T17:45:57.724Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-14T17:45:57.724Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb()\n\nAdd the same NULL guard already present in\nl2cap_sock_resume_cb() and l2cap_sock_ready_cb()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bluetooth/l2cap_sock.c"],"versions":[{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"fd072f833147b0bc10c43a454624cb99d02f3fc7","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"6e8d1a2a677a81caa60cf0aabd4217bd585fbba1","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"e1863e7480feddb90125d0dd5a1b572972d75908","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"cf1fd517f892ded88168df878f834b625133f86d","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"58dc5e3d8768e121907608e6e196a908512fb083","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"32bd343803d4ba47cc516f9d5f037f01b855d767","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"a93d66907dd4d29b65c9797a93784bf61906d6d6","status":"affected","versionType":"git"},{"version":"8d836d71e2223b8961b21112bb4ce89ef8231682","lessThan":"78a88d43dab8d23aeef934ed8ce34d40e6b3d613","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/l2cap_sock.c"],"versions":[{"version":"3.13","status":"affected"},{"version":"0","lessThan":"3.13","status":"unaffected","versionType":"semver"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.90","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.30","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.7","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"3.13","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.12.90"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"6.18.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"7.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.13","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/fd072f833147b0bc10c43a454624cb99d02f3fc7"},{"url":"https://git.kernel.org/stable/c/6e8d1a2a677a81caa60cf0aabd4217bd585fbba1"},{"url":"https://git.kernel.org/stable/c/e1863e7480feddb90125d0dd5a1b572972d75908"},{"url":"https://git.kernel.org/stable/c/cf1fd517f892ded88168df878f834b625133f86d"},{"url":"https://git.kernel.org/stable/c/58dc5e3d8768e121907608e6e196a908512fb083"},{"url":"https://git.kernel.org/stable/c/32bd343803d4ba47cc516f9d5f037f01b855d767"},{"url":"https://git.kernel.org/stable/c/a93d66907dd4d29b65c9797a93784bf61906d6d6"},{"url":"https://git.kernel.org/stable/c/78a88d43dab8d23aeef934ed8ce34d40e6b3d613"}],"title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb()","x_generator":{"engine":"bippy-1.2.0"}}}}