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CVE-2026-98837VulnerabilityPublished Updated

Microsoft · ALSA: caiaq: unregister the input device when probe fails

Affects MicrosoftSource GCVE Database

0
Authoritative record:CVE-2026-98837· Medium

Not known to be exploited · fixed in df2787819bd137111b56b8631dd581b0cce7144d : update Microsoft when convenient.

Data as of 28 Oct 2026, 09:14 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Patch
Available – fixed in df2787819bd137111b56b8631dd581b0cce7144d, 850810c12686f80cdf7530f4f21e0157d904f739, 84727facd8506140cd04f2b0a8b1c4ddeac41cea +9

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 26 Oct 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • >=6.6.140 <6.6.160
  • >=6.12.86 <6.12.113
  • >=6.18.27 <6.18.56
  • >=5.10.258 <5.11
  • >=5.15.209 <5.16
  • >=6.1.175 <6.2
  • >=7.0.4 <7.1
Fixed in
  • df2787819bd137111b56b8631dd581b0cce7144d
  • 850810c12686f80cdf7530f4f21e0157d904f739
  • 84727facd8506140cd04f2b0a8b1c4ddeac41cea
  • 7.1
  • 6.18.56
  • 6.12.113
  • 6.6.160
  • 6.2
  • 5.16
  • 5.11
  • 2e5a413cc2a489c9427ecd3d73ad764bfb0c7103
  • 0b7bd20f6379bc5e431fd74d866390f5b5b63f3c
LinuxLinuxAffected
  • =7.1
Fixed in–

Description

This vulnerability involves the ALSA caiaq driver failing to unregister the input device when the probe process fails. The issue is identified in version 3.0 of the affected Microsoft product. No CVSS score or detailed impact information is provided.

References

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