CVE-2023-52821

drm/panel: fix a possible null pointer dereference

Description

In the Linux kernel, the following vulnerability has been resolved: drm/panel: fix a possible null pointer dereference In versatile_panel_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/c7dc0aca5962fb37dbea9769dd26ec37813faae1 patch
https://git.kernel.org/stable/c/2381f6b628b3214f07375e0adf5ce17093c31190 patch
https://git.kernel.org/stable/c/79813cd59398015867d51e6d7dcc14d287d4c402 patch
https://git.kernel.org/stable/c/4fa930ba046d20fc1899770396ee11e905fa96e4 patch
https://git.kernel.org/stable/c/8a9dd36fcb4f3906982b82593393578db4479992 patch
https://git.kernel.org/stable/c/924e5814d1f84e6fa5cb19c6eceb69f066225229 patch

Frequently Asked Questions

What is the severity of CVE-2023-52821?
CVE-2023-52821 has been scored as a medium severity vulnerability.
How to fix CVE-2023-52821?
To fix CVE-2023-52821, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-52821 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-52821 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-52821?
CVE-2023-52821 affects Linux Linux, Linux Linux.
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