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CVE-2024-56538

drm: zynqmp_kms: Unplug DRM device before removal

HIGH
7.8
CVSS Score
Published: December 27, 2024 at 02:11 PM UTC
Updated: August 5, 2026 at 12:05 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: drm: zynqmp_kms: Unplug DRM device before removal Prevent userspace accesses to the DRM device from causing use-after-frees by unplugging the device before we remove it. This causes any further userspace accesses to result in an error without further calls into this driver's internals.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
5.9 ≤ v < 6.11.115.9 ≤ v < 6.12.25.9 ≤ v < 6.135.9 ≤ v < 6.6.646.12 ≤ v < 6.12.26.7 ≤ v < 6.11.115.9d76271d22694e874ed70791702db9252ffe96a4c
Vendor states this is fixed in 2e07c88914fc5289c21820b1aa94f058feb38197 (fixed)
Vendor states this is fixed in 4fb97432e28a7e136b2d76135d50e988ada8e1af (fixed)
Vendor states this is fixed in 692f52aedccbf79b212a1e14e3735192b4c24a7d (fixed)
Vendor states this is fixed in a17b9afe58c474657449cf87e238b1788200576b (fixed)
Vendor states this is fixed in 5.9 (unaffected)
Vendor states this is fixed in 6.11.11 (unaffected)
Vendor states this is fixed in 6.12.2 (unaffected)
Vendor states this is fixed in 6.13 (unaffected)
Vendor states this is fixed in 6.6.64 (unaffected)

References (4)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/2e07c88914fc5289c21820b1aa94f058feb38197
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/4fb97432e28a7e136b2d76135d50e988ada8e1af
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/692f52aedccbf79b212a1e14e3735192b4c24a7d
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a17b9afe58c474657449cf87e238b1788200576b

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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