{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45834","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.077Z","datePublished":"2026-05-26T16:14:11.198Z","dateUpdated":"2026-06-14T17:45:52.350Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-14T17:45:52.350Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_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":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"1b1c0da227bf63479bac9982fc8d12df9aaea0fb","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"85426e97dc72f2088ba6d27e74cd58c3fbd43e31","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"0c17c8832562b2aac288e89cefd0f46074f54bcb","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"5105f3e6b2df619c635b5f6a49fac131a36c7952","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"c88c185ae0a1067823661b220aeea613df2c127b","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"1810e42ff6716f320c7269d5850eca48b07b7427","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"a2dcf1a61d056aef15b63c6eae9441344d624389","status":"affected","versionType":"git"},{"version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","lessThan":"2ff1a41a912de8517b4482e946dd951b7d80edbf","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":"3.1","status":"affected"},{"version":"0","lessThan":"3.1","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":"6.12.88","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":"3.1","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.12.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"6.18.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"7.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.1","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/1b1c0da227bf63479bac9982fc8d12df9aaea0fb"},{"url":"https://git.kernel.org/stable/c/85426e97dc72f2088ba6d27e74cd58c3fbd43e31"},{"url":"https://git.kernel.org/stable/c/0c17c8832562b2aac288e89cefd0f46074f54bcb"},{"url":"https://git.kernel.org/stable/c/5105f3e6b2df619c635b5f6a49fac131a36c7952"},{"url":"https://git.kernel.org/stable/c/c88c185ae0a1067823661b220aeea613df2c127b"},{"url":"https://git.kernel.org/stable/c/1810e42ff6716f320c7269d5850eca48b07b7427"},{"url":"https://git.kernel.org/stable/c/a2dcf1a61d056aef15b63c6eae9441344d624389"},{"url":"https://git.kernel.org/stable/c/2ff1a41a912de8517b4482e946dd951b7d80edbf"}],"title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()","x_generator":{"engine":"bippy-1.2.0"}}}}