CVE-2024-26824 Information

Description

In the Linux kernel the following vulnerability has been resolved:

crypto: algif_hash - Remove bogus SGL free on zero-length error path

When a zero-length message is hashed by algif_hash and an error is triggered it tries to free an SG list that was never allocated in the first place. Fix this by not freeing the SG list on the zero-length error path.

Reference

https://git.kernel.org/stable/c/9c82920359b7c1eddaf72069bcfe0ffddf088cd0 https://git.kernel.org/stable/c/775f3c1882a493168e08fdb8cde0865c8f3a8a29 https://git.kernel.org/stable/c/24c890dd712f6345e382256cae8c97abb0406b70