In the Linux kernel, the following vulnerability has been resolved:
drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected
There is a possibility for mdp5_get_global_state to return
-EDEADLK when acquiring the modeset lock, but currently global_state in
mdp5_mixer_release doesn't check for if an error is returned.
To avoid a NULL dereference error, let's have mdp5_mixer_release
check if an error is returned and propagate that error.
Patchwork: https://patchwork.freedesktop.org/patch/485181/
drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected
There is a possibility for mdp5_get_global_state to return
-EDEADLK when acquiring the modeset lock, but currently global_state in
mdp5_mixer_release doesn't check for if an error is returned.
To avoid a NULL dereference error, let's have mdp5_mixer_release
check if an error is returned and propagate that error.
Patchwork: https://patchwork.freedesktop.org/patch/485181/
Metrics
Affected Vendors & Products
Advisories
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EUVD-2022-54741 | In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected There is a possibility for mdp5_get_global_state to return -EDEADLK when acquiring the modeset lock, but currently global_state in mdp5_mixer_release doesn't check for if an error is returned. To avoid a NULL dereference error, let's have mdp5_mixer_release check if an error is returned and propagate that error. Patchwork: https://patchwork.freedesktop.org/patch/485181/ |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 22 Oct 2025 17:30:00 +0000
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Weaknesses | CWE-476 | |
CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
Thu, 27 Feb 2025 01:45:00 +0000
Type | Values Removed | Values Added |
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Metrics |
threat_severity
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cvssV3_1
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Wed, 26 Feb 2025 02:45:00 +0000
Type | Values Removed | Values Added |
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Description | In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected There is a possibility for mdp5_get_global_state to return -EDEADLK when acquiring the modeset lock, but currently global_state in mdp5_mixer_release doesn't check for if an error is returned. To avoid a NULL dereference error, let's have mdp5_mixer_release check if an error is returned and propagate that error. Patchwork: https://patchwork.freedesktop.org/patch/485181/ | |
Title | drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected | |
References |
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Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-05-04T08:38:58.996Z
Reserved: 2025-02-26T02:08:31.583Z
Link: CVE-2022-49488

No data.

Status : Analyzed
Published: 2025-02-26T07:01:24.990
Modified: 2025-10-22T17:22:46.510
Link: CVE-2022-49488


Updated: 2025-07-12T22:23:23Z