MEDIUM 5.5 Microsoft

CVE-2026-31510

Bluetooth: L2CAP: Fix null-ptr-deref on l2cap_sock_ready_cb

Microsoft Security Update 2026-Apr: Bluetooth: L2CAP: Fix null-ptr-deref on l2cap_sock_ready_cb

Affected Products

azl3 kernel 6.6.130.1-3 on Azure Linux 3.0
cbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-31510
https://nvd.nist.gov/vuln/detail/CVE-2026-31510

Published: 2026-04-14 · Source: Microsoft · Feed updated: 2026-08-04

This medium severity vulnerability with a CVSS score of 5.5 was published on 2026-04-14 via Microsoft. Affected: azl3 kernel 6.6.130.1-3 on Azure Linux 3.0, cbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0.

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