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CVE-2026-80611VulnerabilityPublished Updated

Microsoft · ACPI: processor_idle: Mark LPI enter functions as __cpuidle

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-80611· Low

Not known to be exploited · fixed in c17fe25dcb55ab94f6aa2930b7504ea666d5fcc2 : 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

Thin evidence

One scorer or none
Patch
Available – fixed in c17fe25dcb55ab94f6aa2930b7504ea666d5fcc2, 956ca5d72c76504824c8eb601879da9476973e15, 10f675902a5fc88ccfe34bb8aa37de50806b03b1 +3

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
  • ≥ a36a7fecfe6071732075ad5aa31196adce13181b, < c17fe25dcb55ab94f6aa2930b7504ea666d5fcc2
Fixed in
  • c17fe25dcb55ab94f6aa2930b7504ea666d5fcc2
LinuxLinuxAffected
  • ≥ a36a7fecfe6071732075ad5aa31196adce13181b, < 956ca5d72c76504824c8eb601879da9476973e15
Fixed in
  • 956ca5d72c76504824c8eb601879da9476973e15
LinuxLinuxAffected
  • ≥ a36a7fecfe6071732075ad5aa31196adce13181b, < 10f675902a5fc88ccfe34bb8aa37de50806b03b1
Fixed in
  • 10f675902a5fc88ccfe34bb8aa37de50806b03b1
LinuxLinuxAffected
  • ≥ a36a7fecfe6071732075ad5aa31196adce13181b, < 8ca5dfe4249bbb6bd34f37d16c2ea933c31f6a2a
Fixed in
  • 8ca5dfe4249bbb6bd34f37d16c2ea933c31f6a2a
LinuxLinuxAffected
  • ≥ a36a7fecfe6071732075ad5aa31196adce13181b, < 8bbe4dd7964552f74c271c3a8d95a4331a8ab5f9
Fixed in
  • 8bbe4dd7964552f74c271c3a8d95a4331a8ab5f9
LinuxLinuxAffected
  • ≥ a36a7fecfe6071732075ad5aa31196adce13181b, < 5b6165d7ec38477e8cfa41bfa464959957953822
Fixed in
  • 5b6165d7ec38477e8cfa41bfa464959957953822

Description

CVE-2026-80611 relates to the ACPI processor_idle component with a note about marking LPI enter functions as __cpuidle. No detailed technical or impact information is provided beyond this brief description.

References

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