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CVE-2026-97477VulnerabilityPublished Updated

Microsoft · RDMA/counter: Fix num_counters leak on bind_qp failure in alloc_and_bind()

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-97477· Medium

Not known to be exploited · fixed in da95cb016812c0e012ea839f191926e35ca8f57f : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:19 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in da95cb016812c0e012ea839f191926e35ca8f57f, 4517686789b404827591c52f79e9a57822371ca0, 7c9fee40fc8d8d928f44e99bc6e6adf93f9f2c2a +2

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: 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 7 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 8bc205eff3056a9ed3850937cdd2192f05e6d3cb, < da95cb016812c0e012ea839f191926e35ca8f57f
Fixed in
  • da95cb016812c0e012ea839f191926e35ca8f57f
LinuxLinuxAffected
  • ≥ 8bc205eff3056a9ed3850937cdd2192f05e6d3cb, < 4517686789b404827591c52f79e9a57822371ca0
Fixed in
  • 4517686789b404827591c52f79e9a57822371ca0
LinuxLinuxAffected
  • ≥ 8bc205eff3056a9ed3850937cdd2192f05e6d3cb, < 7c9fee40fc8d8d928f44e99bc6e6adf93f9f2c2a
Fixed in
  • 7c9fee40fc8d8d928f44e99bc6e6adf93f9f2c2a
LinuxLinuxAffected
  • ≥ 8bc205eff3056a9ed3850937cdd2192f05e6d3cb, < 4fbc8230009f5b1bcd13cc74c5a6a43ddba141fd
Fixed in
  • 4fbc8230009f5b1bcd13cc74c5a6a43ddba141fd
LinuxLinuxAffected
  • ≥ 8bc205eff3056a9ed3850937cdd2192f05e6d3cb, < 1bcdeddddffadff9993657f6b0e5535d66ebd10f
Fixed in
  • 1bcdeddddffadff9993657f6b0e5535d66ebd10f
LinuxLinuxAffected
  • =5.11
Fixed in–

Description

To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

References

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