CVE-2026-74505 PUBLISHED

ALSA: 6fire: Fix UAF at error handling during probe

Assigner: Linux
Reserved: 15.08.2026 Published: 15.08.2026 Updated: 15.08.2026

In the Linux kernel, the following vulnerability has been resolved:

ALSA: 6fire: Fix UAF at error handling during probe

Although 6fire driver had a few fixes for dealing with the early error handling during the probe phase, it forgot a pending URB before freeing the resources, which may lead to a UAF.

This patch addresses it by doing the almost same cleanup procedure like the normal disconnect phase at the error path.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 49bc7741cd2761c703a292dc69245041ae8a67bd (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 2de734dcbb210bd59983e13d36988acbcc122194 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 11e2953d9f4c7c3d2af94a889c2d805c537d633f (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 630c8d6a93cbd9b2a207f1a67ef1fd21af098b0c (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to a54bf16965f896415c3337bc4fbb40fb11941d99 (excl.)
  • affected from 0 to 6.6.151 (excl.)
  • affected from 0 to 6.12.103 (excl.)
  • affected from 0 to 6.18.44 (excl.)
  • affected from 0 to 7.1.8 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • unaffected from 6.6.151 to 6.6.* (incl.)
  • unaffected from 6.12.103 to 6.12.* (incl.)
  • unaffected from 6.18.44 to 6.18.* (incl.)
  • unaffected from 7.1.8 to 7.1.* (incl.)
  • unaffected from 7.2-rc6 to * (incl.)

References