CVE-2026-53086 PUBLISHED

net: bcmgenet: fix racing timeout handler

Assigner: Linux
Reserved: 09.06.2026 Published: 24.06.2026 Updated: 28.06.2026

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

net: bcmgenet: fix racing timeout handler

The bcmgenet_timeout handler tries to take down all tx queues when a single queue times out. This is over zealous and causes many race conditions with queues that are still chugging along. Instead lets only restart the timed out queue.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 13ea657806cf73b379a0109f7042182f47c351a7 to e85b0c0a12e967930044608311471b665baa315c (excl.)
  • affected from 13ea657806cf73b379a0109f7042182f47c351a7 to e8206538cbaf4f4068e99a4cb1138690a1e00499 (excl.)
  • affected from 13ea657806cf73b379a0109f7042182f47c351a7 to 681fdfe823b4f1036ed50b58b8838c7917ea389c (excl.)
  • affected from 13ea657806cf73b379a0109f7042182f47c351a7 to c270e2bec3e55a716d25c35341091339457ac883 (excl.)
  • affected from 13ea657806cf73b379a0109f7042182f47c351a7 to 7ce1c26aac3b318886a57425f64b522da7389153 (excl.)
  • affected from 13ea657806cf73b379a0109f7042182f47c351a7 to 5393b2b5bee2ac51a0043dc7f4ac3475f053d08d (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 4.2 is affected
  • unaffected from 0 to 4.2 (excl.)
  • unaffected from 6.1.175 to 6.1.* (incl.)
  • unaffected from 6.6.141 to 6.6.* (incl.)
  • unaffected from 6.12.91 to 6.12.* (incl.)
  • unaffected from 6.18.33 to 6.18.* (incl.)
  • unaffected from 7.0.10 to 7.0.* (incl.)
  • unaffected from 7.1 to * (incl.)

References