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CVE-2026-72500

RDMA/bnxt_re: Free SRQ toggle page after firmware teardown

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.12.114, 6.18.40, 7.1.5
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Free SRQ toggle page after firmware teardown Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxt_qplib_destroy_srq() won't write the toggle values to an already-freed page. Move free_page() after bnxt_qplib_destroy_srq().

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From 181028a0d84cdcc7ac86d05cc49eaa416ce85c8b · fixed in 3b6ecad5b9b0f7230ed725aafaf8c4ed9327a9bf; From 181028a0d84cdcc7ac86d05cc49eaa416ce85c8b · fixed in 104a7ff382a58a83cae018925e3574c784e8274c; From 181028a0d84cdcc7ac86d05cc49eaa416ce85c8b · fixed in 0adcd67f3d6f84835be682da0153f57f5c2f8036; From 181028a0d84cdcc7ac86d05cc49eaa416ce85c8b · fixed in 131e2918b9b0529687e67e2e58047304027f095a

  • Linux Linux

    6.12

  • KernelLinux

    From 6.12.0 · fixed in 6.12.114; From 6.13.0 · fixed in 6.18.40; From 6.19.0 · fixed in 7.1.5

References 4

git.kernel.org