CVE-2022-49485: drm/v3d: Fix null pointer dereference of pointer perfmon
First published: Wed Feb 26 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Fix null pointer dereference of pointer perfmon In the unlikely event that pointer perfmon is null the WARN_ON return path occurs after the pointer has already been deferenced. Fix this by only dereferencing perfmon after it has been null checked.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | ||
| Linux Kernel | >=5.15<5.15.46 | |
| Linux Kernel | >=5.16<5.17.14 | |
| Linux Kernel | >=5.18<5.18.3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-49485?
CVE-2022-49485 is classified as a vulnerability that can lead to a null pointer dereference in the Linux kernel.
How do I fix CVE-2022-49485?
To fix CVE-2022-49485, update your Linux kernel to a version higher than 5.18.3.
Which Linux kernel versions are affected by CVE-2022-49485?
CVE-2022-49485 affects Linux kernel versions between 5.15 and 5.18.3.
What component is impacted by CVE-2022-49485?
CVE-2022-49485 impacts the drm/v3d component of the Linux kernel.
Is CVE-2022-49485 a remote vulnerability?
CVE-2022-49485 is not specifically classified as a remote vulnerability, as it involves a risk related to local kernel operations.
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