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CVE-2024-42121

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CVE-2024-42121

Published: Jul 30, 2024

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msg_id before read or write [WHAT] msg_id is used as an array index and it cannot be a negative value, and therefore cannot be equal to MOD_HDCP_MESSAGE_ID_INVALID (-1). [HOW] Check whether msg_id is valid before reading and setting. This fixes 4 OVERRUN issues reported by Coverity.

VendorProductVersions

Linux

Linux

affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < b5b8837d066cc182ff69fb5629ad32ade5484567
affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < fbb0701af9734cff13917a4b98b5ee9da2fde48d
affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < ae91ffbc8b8d942e3e7f188728cad557b7ed5ee4
affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < 9933eca6ada0cd612e19522e7a319bcef464c0eb
affected
4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c - < a31ea49dc8064a557565725cf045944307476a6e

+1 more versions

Linux

Linux

affected
4.15
unaffected
0 - < 4.15
unaffected
5.10.222 - <= 5.10.*
unaffected
5.15.163 - <= 5.15.*
unaffected
6.1.98 - <= 6.1.*

+3 more versions

References

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