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CVE-2024-46814

drm/amd/display: Check msg_id before processing transcation

EPSS 0.2%
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check msg_id before processing transcation [WHY & HOW] HDCP_MESSAGE_ID_INVALID (-1) is not a valid msg_id nor is it a valid array index, and it needs checking before used. This fixes 4 OVERRUN issues reported by Coverity.
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/0147505f08220c89b3a9c90eb608191276e263a8https://git.kernel.org/stable/c/6590643c5de74098d27933b7d224d5ac065d7755https://git.kernel.org/stable/c/916083054670060023d3f8a8ace895d710e268f4https://git.kernel.org/stable/c/cb63090a17d3abb87f132851fa3711281249b7d2https://git.kernel.org/stable/c/fa71face755e27dc44bc296416ebdf2c67163316https://git.kernel.org/stable/c/fe63daf7b10253b0faaa60c55d6153cd276927aahttps://lists.debian.org/debian-lts-announce/2024/10/msg00003.htmlhttps://lists.debian.org/debian-lts-announce/2025/01/msg00001.html