What’s Vulnerable › Vulnerabilities

CVE-2026-31461: drm/amd/display: Fix drm_edid leak in amdgpu_dm

• 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: 2026-04-22 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix drm_edid leak in amdgpu_dm [WHAT] When a sink is connected, aconnector->drm_edid was overwritten without freeing the previous allocation, causing a memory leak on resume. [HOW] Free the previous drm_edid before updating it. (cherry picked from commit 52024a94e7111366141cfc5d888b2ef011f879e5)

Affected products

• Linux kernel: from 6.13 before 6.18.21; from 6.19 before 6.19.11; 7.0-rc1, 7.0-rc2, 7.0-rc3, 7.0-rc4, 7.0-rc5 — fixed in 6.18.21, 6.19.11

How to fix

Upgrade to a fixed version: Linux kernel 6.18.21, 6.19.11. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/37c2caa167b0b8aca4f74c32404c5288b876a2a3
• https://git.kernel.org/stable/c/52db857e94b9be4e6315586602b0257d1d2b165a
• https://git.kernel.org/stable/c/eb95595194e4755b62360aa821f40a79b0953105

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