CVE-2025-21789

Published: February 28, 2025Last modified: February 28, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: LoongArch: csum: Fix OoB access in IP checksum code for negative lengths Commit 69e3a6aa6be2 ("LoongArch: Add checksum optimization for 64-bit system") would cause an undefined shift and an out-of-bounds read. Commit 8bd795fedb84 ("arm64: csum: Fix OoB access in IP checksum code for negative lengths") fixes the same issue on ARM64.

Status

References

• https://git.kernel.org/stable/c/6287f1a8c16138c2ec750953e35039634018c84a
• https://git.kernel.org/stable/c/964a8895704a22efc06a2a3276b624a5ae985a06
• https://git.kernel.org/stable/c/9f15a8df542c0f08732a67d1a14ee7c22948fb97
• https://git.kernel.org/stable/c/d6508ffff32b44b6d0de06704034e4eef1c307a7