What’s Vulnerable › Vulnerabilities
CVE-2024-38546: drm: vc4: Fix possible null pointer dereference
- 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: 2024-06-19 · updated 2026-06-17
- Weakness: CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved: drm: vc4: Fix possible null pointer dereference In vc4_hdmi_audio_init() of_get_address() may return NULL which is later dereferenced. Fix this bug by adding NULL check. Found by Linux Verification Center (linuxtesting.org) with SVACE.
Affected products
- Linux kernel: from 4.12 before 5.10.219; from 5.11 before 5.15.161; from 5.16 before 6.1.93; from 6.2 before 6.6.33; from 6.7 before 6.8.12; from 6.9 before 6.9.3 — fixed in 5.10.219, 5.15.161, 6.1.93, 6.6.33, 6.8.12, 6.9.3
How to fix
Upgrade to a fixed version: Linux kernel 5.10.219, 5.15.161, 6.1.93, 6.6.33. Check the vendor advisory for mitigations.
References
- https://git.kernel.org/stable/c/2a345fe928c21de6f3c3c7230ff509d715153a31
- https://git.kernel.org/stable/c/2d9adecc88ab678785b581ab021f039372c324cb
- https://git.kernel.org/stable/c/42c22b63056cea259d5313bf138a834840af85a5
- https://git.kernel.org/stable/c/6cf1874aec42058a5ad621a23b5b2f248def0e96
- https://git.kernel.org/stable/c/80431ea3634efb47a3004305d76486db9dd8ed49
- https://git.kernel.org/stable/c/bd7827d46d403f8cdb43d16744cb1114e4726b21
- https://git.kernel.org/stable/c/c534b63bede6cb987c2946ed4d0b0013a52c5ba7
- https://git.kernel.org/stable/c/2a345fe928c21de6f3c3c7230ff509d715153a31
- https://git.kernel.org/stable/c/2d9adecc88ab678785b581ab021f039372c324cb
- https://git.kernel.org/stable/c/42c22b63056cea259d5313bf138a834840af85a5
- https://git.kernel.org/stable/c/6cf1874aec42058a5ad621a23b5b2f248def0e96
- https://git.kernel.org/stable/c/80431ea3634efb47a3004305d76486db9dd8ed49
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