Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb()

Summary

CVECVE-2026-45836
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-26 17:16:50 UTC
Updated2026-06-01 17:17:11 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb() Add the same NULL guard already present in l2cap_sock_resume_cb() and l2cap_sock_ready_cb().

Risk And Classification

EPSS: 0.000240000 probability, percentile 0.070110000 (date 2026-06-01)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 fd072f833147b0bc10c43a454624cb99d02f3fc7 git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 6e8d1a2a677a81caa60cf0aabd4217bd585fbba1 git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 e1863e7480feddb90125d0dd5a1b572972d75908 git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 cf1fd517f892ded88168df878f834b625133f86d git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 58dc5e3d8768e121907608e6e196a908512fb083 git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 32bd343803d4ba47cc516f9d5f037f01b855d767 git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 a93d66907dd4d29b65c9797a93784bf61906d6d6 git Not specified
CNA Linux Linux affected 8d836d71e2223b8961b21112bb4ce89ef8231682 78a88d43dab8d23aeef934ed8ce34d40e6b3d613 git Not specified
CNA Linux Linux affected 3.13 Not specified
CNA Linux Linux unaffected 3.13 semver Not specified
CNA Linux Linux unaffected 5.10.258 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.209 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.175 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.140 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.90 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.30 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.7 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1-rc3 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/58dc5e3d8768e121907608e6e196a908512fb083 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/78a88d43dab8d23aeef934ed8ce34d40e6b3d613 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/a93d66907dd4d29b65c9797a93784bf61906d6d6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/cf1fd517f892ded88168df878f834b625133f86d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/32bd343803d4ba47cc516f9d5f037f01b855d767 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/fd072f833147b0bc10c43a454624cb99d02f3fc7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/6e8d1a2a677a81caa60cf0aabd4217bd585fbba1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/e1863e7480feddb90125d0dd5a1b572972d75908 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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