CVE-2024-42121
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2024-42121
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-42121.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2024-42121
- Downstream
- Related
- Published
- 2024-07-30T08:15:04Z
- Modified
- 2025-09-29T14:36:26Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Check index msg_id before read or write
[WHAT] msgid is used as an array index and it cannot be a negative value, and therefore cannot be equal to MODHDCPMESSAGEID_INVALID (-1).
[HOW] Check whether msg_id is valid before reading and setting.
This fixes 4 OVERRUN issues reported by Coverity.
- References
-
- https://git.kernel.org/stable/c/59d99deb330af206a4541db0c4da8f73880fba03
- https://git.kernel.org/stable/c/9933eca6ada0cd612e19522e7a319bcef464c0eb
- https://git.kernel.org/stable/c/a31ea49dc8064a557565725cf045944307476a6e
- https://git.kernel.org/stable/c/ae91ffbc8b8d942e3e7f188728cad557b7ed5ee4
- https://git.kernel.org/stable/c/b5b8837d066cc182ff69fb5629ad32ade5484567
- https://git.kernel.org/stable/c/fbb0701af9734cff13917a4b98b5ee9da2fde48d