CVE-2024-46813: drm/amd/display: Check link_index before accessing dc->links[]
First published: Fri Sep 27 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check link_index before accessing dc->links[] [WHY & HOW] dc->links[] has max size of MAX_LINKS and NULL is return when trying to access with out-of-bound index. This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <6.10.9 | |
| debian/linux | <=5.10.223-1<=5.10.226-1<=6.1.115-1<=6.1.119-1 | 6.11.10-1 6.12.5-1 |
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Reference Links
- https://git.kernel.org/stable/c/8aa2864044b9d13e95fe224f32e808afbf79ecdf
- https://git.kernel.org/stable/c/ac04759b4a002969cf0f1384f1b8bb2001cfa782
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46813
- https://nvd.nist.gov/vuln/detail/CVE-2024-46813
- https://launchpad.net/bugs/cve/CVE-2024-46813
- https://security-tracker.debian.org/tracker/CVE-2024-46813
- https://ubuntu.com/security/CVE-2024-46813
- https://git.kernel.org/linus/8aa2864044b9d13e95fe224f32e808afbf79ecdf
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