CVE-2026-72495RDMA/bnxt_re: Avoid repeated requests to allocate WC pages
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 9.3 CRITICAL (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 360da60d6c6edb9740de7a8e6d8969d62ceff956 before 478c4d24193fe3e6aa2accd4874ae43000e4a217; from 360da60d6c6edb9740de7a8e6d8969d62ceff956 before da406b8b49c1dfe661a497483940d7ee781430db; from 360da60d6c6edb9740de7a8e6d8969d62ceff956 before 441baa79043431807115fd030d7d0bb14ed441a0 | CNA record |
References
- https://git.kernel.org/stable/c/478c4d24193fe3e6aa2accd4874ae43000e4a217
- https://git.kernel.org/stable/c/da406b8b49c1dfe661a497483940d7ee781430db
- https://git.kernel.org/stable/c/441baa79043431807115fd030d7d0bb14ed441a0
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.