CVE-2025-40063

The CVE-2025-40063 issue, described in the Linux kernel crypto subsystem, arises from a mismatch in structure layouts between crypto_acomp_streams and scomp_alg caused by alloc_ctx and free_ctx ordering being disrupted by a randomized layout. The fix, implemented in commit 42d9f6c77479 and descri...

CVE-2025-40063 crypto: comp - Use same definition of context alloc and free ops

In the Linux kernel, the following vulnerability has been resolved: crypto: comp - Use same definition of context alloc and free ops In commit 42d9f6c77479 "crypto: acomp - Move scomp stream allocation code into acomp", the cryptoacompstreams struct was made to rely on having the allocctx and...