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VulnerabilityPublished Updated

CVE-2026-72497: Linux kernel · RDMA/bnxt_re: Add a max slot check for SQ

Affects Linux kernelSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High · fixed in dc95931b7e1326dacae547874bf38c092e5960d8 : patch Linux kernel soon.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CISA SSVC
Exploitation
No evidence of active exploitation and no public proof of concept
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Total control over the software or total information disclosure

CISA SSVC assessment, 2026-10-16.

Patch
Available – fixed in dc95931b7e1326dacae547874bf38c092e5960d8, d4d1c78b56b6abc0dcb6015faaed2cf4d0f2797b, a59d815cbe667929b693b5fa6716a074e6a31c5b +1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 15 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade Linux kernel to dc95931b7e1326dacae547874bf38c092e5960d8, d4d1c78b56b6abc0dcb6015faaed2cf4d0f2797b, a59d815cbe667929b693b5fa6716a074e6a31c5b or 2106c337905d7445d75818e36920b63f9211c584.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ d8ea645d6984c84a87032063a0941f15a323831f, < dc95931b7e1326dacae547874bf38c092e5960d8
Fixed in
  • dc95931b7e1326dacae547874bf38c092e5960d8
LinuxLinuxAffected
  • ≥ d8ea645d6984c84a87032063a0941f15a323831f, < d4d1c78b56b6abc0dcb6015faaed2cf4d0f2797b
Fixed in
  • d4d1c78b56b6abc0dcb6015faaed2cf4d0f2797b
LinuxLinuxAffected
  • ≥ d8ea645d6984c84a87032063a0941f15a323831f, < a59d815cbe667929b693b5fa6716a074e6a31c5b
Fixed in
  • a59d815cbe667929b693b5fa6716a074e6a31c5b
LinuxLinuxAffected
  • ≥ d8ea645d6984c84a87032063a0941f15a323831f, < 2106c337905d7445d75818e36920b63f9211c584
Fixed in
  • 2106c337905d7445d75818e36920b63f9211c584
LinuxLinuxAffected
  • =6.12
Fixed in–

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Add a max slot check for SQ The variable WQE mode must be validated against the maximum slots supported by HW. The max supported value is 64K. Adding a max and min check and fail if user supplied value is more than the max supported and zero.

References

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