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CVE-2026-98855VulnerabilityPublished Updated

Microsoft · of/overlay: put property on deadprops only after changeset add succeeds

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98855· Medium

Not known to be exploited · fixed in f6f70b12ae3e4074e4cd3f42cd66fd482ce7a4b5 : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:47 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in f6f70b12ae3e4074e4cd3f42cd66fd482ce7a4b5, d5151496a0a2b19c9c0c7b0ebf86b3de55a8fa3a, 5857035a3b53a4e7b5a0d5a740189901ece0b079 +6

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 7 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • >=4.19.49 <4.20
Fixed in
  • f6f70b12ae3e4074e4cd3f42cd66fd482ce7a4b5
  • d5151496a0a2b19c9c0c7b0ebf86b3de55a8fa3a
  • 5857035a3b53a4e7b5a0d5a740189901ece0b079
  • 936f1ffcb87a1c50938a21176a6463af162cf4b5
  • 814f2da6995772c07a7c9c2cc6028b6e3f3ecc9c
  • 50c3663790c61648a51f197970f660fd543269a7
  • 7dc6a769153c0457077a0da4888a00f61e66de15
  • 004a0ee2e5315f1245775b369fcb940e8cda3807
  • 4.20
LinuxLinuxAffected
  • =5.0
Fixed in–

Description

This entry references a vulnerability identified as CVE-2026-98855 related to Microsoft software versions 3.0 and 4.0. The description provided does not detail the nature of the vulnerability or its impact. No CVSS score or exploit information is available.

References

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