Skip to main content
CVE-2026-98586VulnerabilityPublished Updated

Microsoft · sctp: hold asoc or transport before mod_timer() in timer handlers

Affects MicrosoftSource GCVE Database

0
Compare
Authoritative record:CVE-2026-98586· Medium

Not known to be exploited · fixed in f9d929026d487a988bfa12c065f892e823e5b6ab : update Microsoft when convenient.

Data as of 2 Nov 2026, 10:58 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

EPSS
0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in f9d929026d487a988bfa12c065f892e823e5b6ab, f7dea7eaea20fe9b80f8f77ba44d02b4a17f8050, d18cb8fd1b6ba95c85de644203cfe1b071ff0c0f +4

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 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, < f9d929026d487a988bfa12c065f892e823e5b6ab
Fixed in
  • f9d929026d487a988bfa12c065f892e823e5b6ab
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < f7dea7eaea20fe9b80f8f77ba44d02b4a17f8050
Fixed in
  • f7dea7eaea20fe9b80f8f77ba44d02b4a17f8050
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < d18cb8fd1b6ba95c85de644203cfe1b071ff0c0f
Fixed in
  • d18cb8fd1b6ba95c85de644203cfe1b071ff0c0f
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < cae23ae3f7887a1cf8a75da38edcebeef695040f
Fixed in
  • cae23ae3f7887a1cf8a75da38edcebeef695040f
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 35bf3b23c9a871f44c1453d85f8332be4e088dda
Fixed in
  • 35bf3b23c9a871f44c1453d85f8332be4e088dda
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 27c51a9b55b227309161c903f9ecfbf022516bc2
Fixed in
  • 27c51a9b55b227309161c903f9ecfbf022516bc2

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

This vulnerability involves the SCTP protocol implementation where an association or transport is not held before calling mod_timer() in timer handlers. It affects Microsoft products with versions 3.0 and 4.0. No CVSS score or detailed impact information is provided.

References

Community reviews

Loading reviews…