CVE-2026-72497: Linux kernel · RDMA/bnxt_re: Add a max slot check for SQ
Affects Linux kernelSource CVE Database V5
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
- 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:HExploitation evidence
Disclosed: evidence found.
CVE published 15 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| 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
- git.kernel.org/stable/c/d4d1c78b56b6abc0dcb6015faaed2cf4d0f2797b (opens in a new tab)
- git.kernel.org/stable/c/2106c337905d7445d75818e36920b63f9211c584 (opens in a new tab)
- git.kernel.org/stable/c/a59d815cbe667929b693b5fa6716a074e6a31c5b (opens in a new tab)
- git.kernel.org/stable/c/dc95931b7e1326dacae547874bf38c092e5960d8 (opens in a new tab)