CVE-2026-72495
Linux bnxt_re RDMA kernel bug allows local kernel crash and possible escalation
Is CVE-2026-72495 being exploited?
Not confirmed. CVE-2026-72495 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.18% probability of exploitation in the next 30 days.
How severe is CVE-2026-72495?
CVE-2026-72495 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-72495?
Yes. A fix has been recorded for CVE-2026-72495. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-72495 affect?
CVE-2026-72495 affects Linux kernel (bnxt_re RDMA driver), Systems with Broadcom/BNXT RDMA NICs, Kernel versions including the bnxt_re module. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-72495?
Apply vendor/kernel patch or disable bnxt_re RDMA and restrict RDMA access until patched.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Local application can trigger kernel memory corruption/crash via bnxt_re RDMA; may enable local privilege escalation or denial of service.
Patch when possible
- affected>= 360da60d6c6edb9740de7a8e6d8969d62ceff956 and < 478c4d24193fe3e6aa2accd4874ae43000e4a217
- affected>= 360da60d6c6edb9740de7a8e6d8969d62ceff956 and < da406b8b49c1dfe661a497483940d7ee781430db
- affected>= 360da60d6c6edb9740de7a8e6d8969d62ceff956 and < 441baa79043431807115fd030d7d0bb14ed441a0
- affected6.5
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.