CVE-2024-42119 Information

Description

In the Linux kernel the following vulnerability has been resolved:

drm/amd/display: Skip finding free audio for unknown engine_id

[WHY] ENGINE_ID_UNKNOWN = -1 and can not be used as an array index. Plus it also means it is uninitialized and does not need free audio.

[HOW] Skip and return NULL.

This fixes 2 OVERRUN issues reported by Coverity.

Reference

https://git.kernel.org/stable/c/9eb4db08a808e3a3ba59193aeb84a57a6dc4d8c9 https://git.kernel.org/stable/c/eacca028a623f608607d02457122ee5284491e18 https://git.kernel.org/stable/c/ffa7bd3ca9cfa902b857d1dc9a5f46fededf86c8 https://git.kernel.org/stable/c/afaaebdee9bb9f26d9e13cc34b33bd0a7bf59488 https://git.kernel.org/stable/c/874261358d31fc772f2823604167e670983cc1ca https://git.kernel.org/stable/c/95ad20ee3c4efbb91f9a4ab08e070aa3697f5879 https://git.kernel.org/stable/c/881fb6afc0004c5e6392ae2848f825bf051dae14 https://git.kernel.org/stable/c/1357b2165d9ad94faa4c4a20d5e2ce29c2ff29c3