CVE-2026-74428: rxrpc: Fix double unlock in rxrpc_recvmsg()
Greg Kroah-Hartman <[email protected]>
| Newsgroups | org.kernel.vger.linux-cve-announce |
|---|---|
| Message-ID | <2026081514-CVE-2026-74428-1b44@gregkh> |
From: Greg Kroah-Hartman <[email protected]> Description =========== In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix double unlock in rxrpc_recvmsg() Fix a double unlock in rxrpc_recvmsg() when dealing with OOB messages. The Linux kernel CVE team has assigned CVE-2026-74428 to this issue. Affected and fixed versions =========================== Issue introduced in 6.16 with commit 5800b1cf3fd8ccab752a101865be1e76dac33142 and fixed in 6.18.40 with commit 8cd8cf3052fff9a4b86b25734f610e4af03786d3 Issue introduced in 6.16 with commit 5800b1cf3fd8ccab752a101865be1e76dac33142 and fixed in 7.1.5 with commit 1297ae6aeebc3863cb437e42a1bc4cd6173e43d9 Issue introduced in 6.16 with commit 5800b1cf3fd8ccab752a101865be1e76dac33142 and fixed in 7.2-rc1 with commit a2f299b4d5510147fa8629a6aba2869bbcc88aea Please see https://www.kernel.org for a full list of currently supported kernel versions by the kernel community. Unaffected versions might change over time as fixes are backported to older supported kernel versions. The official CVE entry at https://cve.org/CVERecord/?id=CVE-2026-74428 will be updated if fixes are backported, please check that for the most up to date information about this issue. Affected files ============== The file(s) affected by this issue are: net/rxrpc/recvmsg.c Mitigation ========== The Linux kernel CVE team recommends that you update to the latest stable kernel version for this, and many other bugfixes. Individual changes are never tested alone, but rather are part of a larger kernel release. Cherry-picking individual commits is not recommended or supported by the Linux kernel community at all. If however, updating to the latest release is impossible, the individual changes to resolve this issue can be found at these commits: https://git.kernel.org/stable/c/8cd8cf3052fff9a4b86b25734f610e4af03786d3 https://git.kernel.org/stable/c/1297ae6aeebc3863cb437e42a1bc4cd6173e43d9 https://git.kernel.org/stable/c/a2f299b4d5510147fa8629a6aba2869bbcc88aea