CVE-2026-43320: drm/amd/display: Fix dsc eDP issue

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-08 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix dsc eDP issue [why] Need to add function hook check before use

Affected products

Linux kernel: from 6.10.13 before 6.11; from 6.11.2 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6; 6.12, 7.0-rc1, 7.0-rc2, 7.0-rc3, 7.0-rc4, 7.0-rc5 (+2) — fixed in 6.11, 6.12.75, 6.18.16, 6.19.6

How to fix

Upgrade to a fixed version: Linux kernel 6.11, 6.12.75, 6.18.16, 6.19.6. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/0481be9f12d8324789ccebf1e5fd0704b6e3fc99
https://git.kernel.org/stable/c/11718976c53a258c4d107aa05d68773379d0006f
https://git.kernel.org/stable/c/878a4b73c11111ff5f820730f59a7f8c6fd59374
https://git.kernel.org/stable/c/c10fe9471f3aa352bb9d9329d0b25e28e0672243

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