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CVE-2026-53086

net: bcmgenet: fix racing timeout handler

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.1.175, 6.6.141, 6.12.91, 6.18.33, 7.0.10
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From 13ea657806cf73b379a0109f7042182f47c351a7 · fixed in e85b0c0a12e967930044608311471b665baa315c; From 13ea657806cf73b379a0109f7042182f47c351a7 · fixed in e8206538cbaf4f4068e99a4cb1138690a1e00499; From 13ea657806cf73b379a0109f7042182f47c351a7 · fixed in 681fdfe823b4f1036ed50b58b8838c7917ea389c; From 13ea657806cf73b379a0109f7042182f47c351a7 · fixed in c270e2bec3e55a716d25c35341091339457ac883; From 13ea657806cf73b379a0109f7042182f47c351a7 · fixed in 7ce1c26aac3b318886a57425f64b522da7389153; From 13ea657806cf73b379a0109f7042182f47c351a7 · fixed in 5393b2b5bee2ac51a0043dc7f4ac3475f053d08d

  • Linux Linux

    4.2

  • KernelLinux

    From 4.2.0 · fixed in 6.1.175; From 6.2.0 · fixed in 6.6.141; From 6.7.0 · fixed in 6.12.91; From 6.13.0 · fixed in 6.18.33; From 6.19.0 · fixed in 7.0.10

References 6

git.kernel.org