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CVE-2026-72500

RDMA/bnxt_re: Free SRQ toggle page after firmware teardown

HIGH
8.8
CVSS Score
Published: August 15, 2026 at 05:57 AM UTC
Updated: October 21, 2026 at 01:19 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH8.8
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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().

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
181028a0d84cdcc7ac86d05cc49eaa416ce85c8b6.12
Vendor states this is fixed in 0adcd67f3d6f84835be682da0153f57f5c2f8036 (fixed)
Vendor states this is fixed in 104a7ff382a58a83cae018925e3574c784e8274c (fixed)
Vendor states this is fixed in 131e2918b9b0529687e67e2e58047304027f095a (fixed)
Vendor states this is fixed in 6.12 (unaffected)
Vendor states this is fixed in 6.12.114 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Source: cverecord
https://git.kernel.org/stable/c/104a7ff382a58a83cae018925e3574c784e8274c
Source: cverecord
https://git.kernel.org/stable/c/0adcd67f3d6f84835be682da0153f57f5c2f8036
Source: cverecord
https://git.kernel.org/stable/c/131e2918b9b0529687e67e2e58047304027f095a
Source: cverecord
https://git.kernel.org/stable/c/3b6ecad5b9b0f7230ed725aafaf8c4ed9327a9bf

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHLinux
Vector?

Quick Info

StatusRECEIVED

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