What’s Vulnerable › Vulnerabilities

CVE-2024-49896: drm/amd/display: Check stream before comparing them

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-21 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check stream before comparing them [WHAT & HOW] amdgpu_dm can pass a null stream to dc_is_stream_unchanged. It is necessary to check for null before dereferencing them. This fixes 1 FORWARD_NULL issue reported by Coverity.

Affected products

• Linux kernel: before 5.10.227; from 5.11 before 5.15.168; from 5.16 before 6.1.113; from 6.2 before 6.6.55; from 6.7 before 6.10.14; from 6.11 before 6.11.3 — fixed in 5.10.227, 5.15.168, 6.1.113, 6.10.14, 6.11.3, 6.6.55

How to fix

Upgrade to a fixed version: Linux kernel 5.10.227, 5.15.168, 6.1.113, 6.10.14. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0167d570f6a0b38689c4a0e50bf79c518d827500
• https://git.kernel.org/stable/c/14db8692afe1aa2143b673856bb603713d8ea93f
• https://git.kernel.org/stable/c/35ff747c86767937ee1e0ca987545b7eed7a0810
• https://git.kernel.org/stable/c/3944d226f55235a960d8f1135927f95e9801be12
• https://git.kernel.org/stable/c/42d31a33643813cce55ee1ebbad3a2d0d24a08e0
• https://git.kernel.org/stable/c/471c53350ab83e47a2a117c2738ce0363785976e
• https://git.kernel.org/stable/c/5b4b13e678b15975055f4ff1ce4cf0ce4c19b6c4
• https://git.kernel.org/stable/c/e41a291e1bef1153bba091b6580ecc7affc53c82
• https://git.kernel.org/stable/c/e8da54b7f8a17e44e67ea6d1037f35450af28115
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
• https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

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