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CVE-2026-80607VulnerabilityPublished Updated

Microsoft · tracing/probes: Remove WARN_ON_ONCE from parse_btf_arg

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-80607· Low

Not known to be exploited · fixed in f148f86c65b8f9ef2466ad8506e721749e4957fb : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:20 UTC

Severity
Low

Rated by Threat Radar · CVSS not yet scored by NVD

Patch
Available – fixed in f148f86c65b8f9ef2466ad8506e721749e4957fb, e177f1530af440d9330c149080aa3b24ddefa18b, 251a8fe1b9aedccd298b77bc28426d564c5a923f +2

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 Aug 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
  • ≥ b576e09701c7d045bbe5cd85d53e2f34426aa214, < f148f86c65b8f9ef2466ad8506e721749e4957fb
Fixed in
  • f148f86c65b8f9ef2466ad8506e721749e4957fb
LinuxLinuxAffected
  • ≥ b576e09701c7d045bbe5cd85d53e2f34426aa214, < e177f1530af440d9330c149080aa3b24ddefa18b
Fixed in
  • e177f1530af440d9330c149080aa3b24ddefa18b
LinuxLinuxAffected
  • ≥ b576e09701c7d045bbe5cd85d53e2f34426aa214, < 251a8fe1b9aedccd298b77bc28426d564c5a923f
Fixed in
  • 251a8fe1b9aedccd298b77bc28426d564c5a923f
LinuxLinuxAffected
  • ≥ b576e09701c7d045bbe5cd85d53e2f34426aa214, < 24a753a49d06813a156695e3804dcc11c7fdef07
Fixed in
  • 24a753a49d06813a156695e3804dcc11c7fdef07
LinuxLinuxAffected
  • ≥ b576e09701c7d045bbe5cd85d53e2f34426aa214, < 8a662d8c05e2cf16f7a047c81bc1eb5d3b29bacd
Fixed in
  • 8a662d8c05e2cf16f7a047c81bc1eb5d3b29bacd
LinuxLinuxAffected
  • =6.5
Fixed in–

Description

CVE-2026-80607 concerns a vulnerability related to the removal of WARN_ON_ONCE from the parse_btf_arg function in Microsoft software version 3.0. No detailed technical or impact information is provided.

References

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