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CVE-2026-98912VulnerabilityPublished Updated

Microsoft · ALSA: seq: oss: Reject reads that cannot fit the next event

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98912· Low

Not known to be exploited · fixed in b3b4b647313757a275be7f7f9d0415d0a90acf73 : update Microsoft when convenient.

Data as of 2 Nov 2026, 10:58 UTC

Severity
Low

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
EPSS
0.1% chance of exploitation in 30 days – higher than 8% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in b3b4b647313757a275be7f7f9d0415d0a90acf73, 591226398c1f93bd994678237ff0be229b19d3bb, 7483fd5f6990f43cc266e94b3f50ce84856ebb97 +4

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Oct 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 2 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < b3b4b647313757a275be7f7f9d0415d0a90acf73
Fixed in
  • b3b4b647313757a275be7f7f9d0415d0a90acf73
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 591226398c1f93bd994678237ff0be229b19d3bb
Fixed in
  • 591226398c1f93bd994678237ff0be229b19d3bb
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 7483fd5f6990f43cc266e94b3f50ce84856ebb97
Fixed in
  • 7483fd5f6990f43cc266e94b3f50ce84856ebb97
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 2922cf2583e590f51bed613a6fcd27b9aea83674
Fixed in
  • 2922cf2583e590f51bed613a6fcd27b9aea83674
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 611f538253d970f4d152003841544e875828d015
Fixed in
  • 611f538253d970f4d152003841544e875828d015
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 372bec8a01e2ab8eaa6851bdc346ede5f82dba99
Fixed in
  • 372bec8a01e2ab8eaa6851bdc346ede5f82dba99

Description

This vulnerability, identified as CVE-2026-98912, relates to the ALSA sequencer OSS interface rejecting reads that cannot fit the next event. The advisory provides no detailed technical information or impact description. The affected versions are Microsoft products version 3.0 and 4.0. No CVSS score or exploit details are available.

References

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