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CVE-2026-99234VulnerabilityPublished Updated

Microsoft · tracing: Unregister field variable histograms when the command fails

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-99234· Low

Not known to be exploited · fixed in f21351d1c4cdcc6a68f03636a407c2af1a5e1e10 : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:18 UTC

Severity
Low

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in f21351d1c4cdcc6a68f03636a407c2af1a5e1e10, dba0f492703956801149cc70b39d2650a37995c3, d0090baf02dd08f6e909f36f0ad54a4e80f5e79b +6

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Nov 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
  • ≥ 02205a6752f223779a1b0e9e8ffacbea6e717851, < f21351d1c4cdcc6a68f03636a407c2af1a5e1e10
Fixed in
  • f21351d1c4cdcc6a68f03636a407c2af1a5e1e10
LinuxLinuxAffected
  • ≥ 02205a6752f223779a1b0e9e8ffacbea6e717851, < dba0f492703956801149cc70b39d2650a37995c3
Fixed in
  • dba0f492703956801149cc70b39d2650a37995c3
LinuxLinuxAffected
  • ≥ 02205a6752f223779a1b0e9e8ffacbea6e717851, < d0090baf02dd08f6e909f36f0ad54a4e80f5e79b
Fixed in
  • d0090baf02dd08f6e909f36f0ad54a4e80f5e79b
LinuxLinuxAffected
  • ≥ 02205a6752f223779a1b0e9e8ffacbea6e717851, < aae0ccd7326eef78dcdefffef3d1253e6f0615ca
Fixed in
  • aae0ccd7326eef78dcdefffef3d1253e6f0615ca
LinuxLinuxAffected
  • ≥ 02205a6752f223779a1b0e9e8ffacbea6e717851, < a3d7ffd2409700748a495b645948fef48199206e
Fixed in
  • a3d7ffd2409700748a495b645948fef48199206e
LinuxLinuxAffected
  • ≥ 02205a6752f223779a1b0e9e8ffacbea6e717851, < 431959fc76456cbba539279fe8967aa9391e6f23
Fixed in
  • 431959fc76456cbba539279fe8967aa9391e6f23

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

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

References

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