What’s Vulnerable › Vulnerabilities

CVE-2026-43072: drm/vc4: platform_get_irq_byname() returns an int

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-05 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: platform_get_irq_byname() returns an int platform_get_irq_byname() will return a negative value if an error happens, so it should be checked and not just passed directly into devm_request_threaded_irq() hoping all will be ok.

Affected products

• Linux kernel: from 5.15 before 6.6.136; from 6.7 before 6.12.83; from 6.13 before 6.18.24; from 6.19 before 6.19.14; from 7.0 before 7.0.1 — fixed in 6.12.83, 6.18.24, 6.19.14, 6.6.136, 7.0.1

How to fix

Upgrade to a fixed version: Linux kernel 6.12.83, 6.18.24, 6.19.14, 6.6.136. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0185e0494a561edfc482507f9de89c2ad798b33d
• https://git.kernel.org/stable/c/0c1b117f7ba46fb8f6ebc5e0bfe5b58568c301ba
• https://git.kernel.org/stable/c/59ece0d4d1db0cf483c4c51a58691f50ff81d3a2
• https://git.kernel.org/stable/c/63c11b19cdc154fa848a6c3b535bfb1dc7b60378
• https://git.kernel.org/stable/c/9c10b83a004442c93d7a484c3d221a06a45821e1
• https://git.kernel.org/stable/c/e597a809a2b97e927060ba182f58eb3e6101bc70
• https://git.kernel.org/stable/c/ef2ee9db13b68c5e332b77c0a7108a2d4d56e114

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