CVE-2024-49899: drm/amd/display: Initialize denominators' default to 1
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Initialize denominators' default to 1 [WHAT & HOW] Variables used as denominators and maybe not assigned to other values, should not be 0. Change their default to 1 so they are never 0. This fixes 10 DIVIDE_BY_ZERO issues reported by Coverity.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <6.11.3 | |
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 |
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Reference Links
- https://git.kernel.org/stable/c/7f8e93b862aba08d540f1e9e03e0ceb4d0cfd5fb
- https://git.kernel.org/stable/c/9be768f08b16f020da376538b08463ac3a2ce8cd
- https://git.kernel.org/stable/c/9f35cec5e4b9759b38c663d18eae4eaf30f36527
- https://git.kernel.org/stable/c/b995c0a6de6c74656a0c39cd57a0626351b13e3c
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-49899
- https://nvd.nist.gov/vuln/detail/CVE-2024-49899
- https://launchpad.net/bugs/cve/CVE-2024-49899
- https://security-tracker.debian.org/tracker/CVE-2024-49899
- https://ubuntu.com/security/CVE-2024-49899
- https://git.kernel.org/linus/b995c0a6de6c74656a0c39cd57a0626351b13e3c
Frequently Asked Questions
What is the severity of CVE-2024-49899?
CVE-2024-49899 is classified as a medium severity vulnerability.
How do I fix CVE-2024-49899?
To fix CVE-2024-49899, update your Linux kernel to version 6.1.123-1, 6.12.10-1, or 6.12.11-1.
Which versions of the Linux kernel are affected by CVE-2024-49899?
CVE-2024-49899 affects Linux kernel versions up to 6.11.3 and from 5.10.223-1 to 5.10.226-1.
What components are related to CVE-2024-49899?
CVE-2024-49899 concerns the 'drm/amd/display' component of the Linux kernel.
Is CVE-2024-49899 related to a specific Linux distribution?
CVE-2024-49899 is specifically noted in relation to the Debian distribution of the Linux kernel.
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