CVE-2026-72495
In the Linux kernel, the following vulnerability has been resolved:
RDMA/bnxt_re: Avoid repeated requests to allocate WC pages
Applications can request multiple WC pages for the same ucontext.
As of now, only 1 WC page per ucontext is supported. Add a lock to
avoid concurrent access and a check to fail repeated requests.
Also, if the mmap entry insert fails for the WC, free the Doorbell
page index mapped for the WC page.
CSIRTS triage
- What
- Repeated allocation requests for work completion pages cause resource waste and potential allocation failures.
- Who is affected
- Systems using Broadcom RDMA bnxt_re driver.
- Urgency
- Low severity (CVSS 3.3); not exploited; minor resource efficiency issue.
- Action
- Apply patch to avoid repeated WC page allocation requests.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-72495
Get an email if CVE-2026-72495 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.
Advisory coverage (2)
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-72495)