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CVE-2026-93090VulnerabilityPublished Updated

Microsoft · firmware: arm_scmi: Clean up channels on setup failure

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-93090· Low

Not known to be exploited · fixed in e835bd88ce9ddd858c186317f79e76ffa689c8db : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:19 UTC

Severity
Low

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in e835bd88ce9ddd858c186317f79e76ffa689c8db, d33b2b68bce6d5e28ee77f0952d7f3dc82bbe610, b8479e1f0219cf18bfdfeca97994e563a0afb602 +3

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 17 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
  • >=6.1.191 <6.2
Fixed in
  • e835bd88ce9ddd858c186317f79e76ffa689c8db
  • d33b2b68bce6d5e28ee77f0952d7f3dc82bbe610
  • b8479e1f0219cf18bfdfeca97994e563a0afb602
  • 687d67be3d87894ef12e8a164434612e0b53cfae
  • 43aad7687238d6178cb3fdac53c8de3f43bfa028
  • 6.2
LinuxLinuxAffected
  • =6.3
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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