Riskcovery

CVE-2026-72499

RDMA/bnxt_re: Free CQ toggle page after firmware teardown

State
Published
Severity
8.8 High
Published
Aug 15, 2026
Updated
Oct 21, 2026
Reserved
Aug 9, 2026

Read the record on cve.org

Description

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

RDMA/bnxt_re: Free CQ toggle page after firmware teardown

Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxt_qplib_destroy_cq() won't write the toggle value to an already-freed page. Move free_page() after bnxt_qplib_destroy_cq.

Scores

CVSSScoreVectorSource
3.18.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • e275919d96693c5ca964b20d73a33d52a7e57f04 to before 8a8d69a01bda1fec9b07b5559be2b6ed45b1e974Affected
  • e275919d96693c5ca964b20d73a33d52a7e57f04 to before 33aed3ba04aa56eeeb876935896aa6530c46640eAffected
  • e275919d96693c5ca964b20d73a33d52a7e57f04 to before b193854675ecad43b4d69c304c1b6a90b206cc99Affected
  • e275919d96693c5ca964b20d73a33d52a7e57f04 to before bb45e06f9914ca64ac95341a80a0c20bb8dd46a9Affected
LinuxLinux
  • 6.8Affected
  • before 6.8Not affected
  • 6.12.114 through 6.12.*Not affected
  • 6.18.57 through 6.18.*Not affected
  • 7.1.5 through 7.1.*Not affected
  • 7.2 and laterNot affected

References

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