What’s Vulnerable › Vulnerabilities

CVE-2024-42118: drm/amd/display: Do not return negative stream id for array

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-30 · updated 2026-06-17
• Weakness: CWE-125

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Do not return negative stream id for array [WHY] resource_stream_to_stream_idx returns an array index and it return -1 when not found; however, -1 is not a valid array index number. [HOW] When this happens, call ASSERT(), and return a zero instead. This fixes an OVERRUN and an NEGATIVE_RETURNS issues reported by Coverity.

Affected products

• Linux kernel: from 4.15 before 6.9.9 — fixed in 6.9.9

How to fix

Upgrade to a fixed version: Linux kernel 6.9.9. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/3ac31c9a707dd1c7c890b95333182f955e9dcb57
• https://git.kernel.org/stable/c/a76fa9c4f0fc0aa6f517da3fa7d7c23e8a32c7d0
• https://git.kernel.org/stable/c/3ac31c9a707dd1c7c890b95333182f955e9dcb57
• https://git.kernel.org/stable/c/a76fa9c4f0fc0aa6f517da3fa7d7c23e8a32c7d0

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