CVE-2026-43072 PUBLISHED

drm/vc4: platform_get_irq_byname() returns an int

Assigner: Linux
Reserved: 01.05.2026 Published: 05.05.2026 Updated: 05.05.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 63c11b19cdc154fa848a6c3b535bfb1dc7b60378 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to ef2ee9db13b68c5e332b77c0a7108a2d4d56e114 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 0185e0494a561edfc482507f9de89c2ad798b33d (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 9c10b83a004442c93d7a484c3d221a06a45821e1 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 0c1b117f7ba46fb8f6ebc5e0bfe5b58568c301ba (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to e597a809a2b97e927060ba182f58eb3e6101bc70 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • unaffected from 6.6.136 to 6.6.* (incl.)
  • unaffected from 6.12.83 to 6.12.* (incl.)
  • unaffected from 6.18.24 to 6.18.* (incl.)
  • unaffected from 6.19.14 to 6.19.* (incl.)
  • unaffected from 7.0.1 to 7.0.* (incl.)
  • unaffected from 7.1-rc1 to * (incl.)

References