CVE-2026-45836 (GCVE-0-2026-45836)

Vulnerability from cvelistv5 – Published: 2026-05-26 16:14 – Updated: 2026-06-14 17:45
VLAI
Title
Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_get_sndtimeo_cb()
Summary
In 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().
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < fd072f833147b0bc10c43a454624cb99d02f3fc7 (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < 6e8d1a2a677a81caa60cf0aabd4217bd585fbba1 (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < e1863e7480feddb90125d0dd5a1b572972d75908 (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < cf1fd517f892ded88168df878f834b625133f86d (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < 58dc5e3d8768e121907608e6e196a908512fb083 (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < 32bd343803d4ba47cc516f9d5f037f01b855d767 (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < a93d66907dd4d29b65c9797a93784bf61906d6d6 (git)
Affected: 8d836d71e2223b8961b21112bb4ce89ef8231682 , < 78a88d43dab8d23aeef934ed8ce34d40e6b3d613 (git)
Create a notification for this product.
Linux Linux Affected: 3.13
Unaffected: 0 , < 3.13 (semver)
Unaffected: 5.10.258 , ≤ 5.10.* (semver)
Unaffected: 5.15.209 , ≤ 5.15.* (semver)
Unaffected: 6.1.175 , ≤ 6.1.* (semver)
Unaffected: 6.6.140 , ≤ 6.6.* (semver)
Unaffected: 6.12.90 , ≤ 6.12.* (semver)
Unaffected: 6.18.30 , ≤ 6.18.* (semver)
Unaffected: 7.0.7 , ≤ 7.0.* (semver)
Unaffected: 7.1 , ≤ * (original_commit_for_fix)
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Show details on NVD website

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          "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()."
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    "dateReserved": "2026-05-13T15:03:33.077Z",
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  }
}


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