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CVE-2026-98880VulnerabilityPublished Updated

Microsoft · ntfs3: handle set_blocksize failures

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98880· Medium

Not known to be exploited · fixed in df9dac4dbe557f6455a61e68cc09ef98b22f3686 : 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

Thin evidence

One scorer or none
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 df9dac4dbe557f6455a61e68cc09ef98b22f3686, c5b8a7ec9a0a71518915c82b8552be1ccbb88288, 78e10082f3e919b8863958feac5f269d3ade9469 +1

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 Linux to df9dac4dbe557f6455a61e68cc09ef98b22f3686, c5b8a7ec9a0a71518915c82b8552be1ccbb88288, 78e10082f3e919b8863958feac5f269d3ade9469 or 24f7d1824b7581ae3daf9d443c5dfeabd89df6d8.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 82cae269cfa953032fbb8980a7d554d60fb00b17, < df9dac4dbe557f6455a61e68cc09ef98b22f3686
Fixed in
  • df9dac4dbe557f6455a61e68cc09ef98b22f3686
LinuxLinuxAffected
  • ≥ 82cae269cfa953032fbb8980a7d554d60fb00b17, < c5b8a7ec9a0a71518915c82b8552be1ccbb88288
Fixed in
  • c5b8a7ec9a0a71518915c82b8552be1ccbb88288
LinuxLinuxAffected
  • ≥ 82cae269cfa953032fbb8980a7d554d60fb00b17, < 78e10082f3e919b8863958feac5f269d3ade9469
Fixed in
  • 78e10082f3e919b8863958feac5f269d3ade9469
LinuxLinuxAffected
  • ≥ 82cae269cfa953032fbb8980a7d554d60fb00b17, < 24f7d1824b7581ae3daf9d443c5dfeabd89df6d8
Fixed in
  • 24f7d1824b7581ae3daf9d443c5dfeabd89df6d8
LinuxLinuxAffected
  • =5.15
Fixed in–

Description

CVE-2026-98880 is a vulnerability related to the ntfs3 component in Microsoft software versions 3.0 and 4.0. The description provided does not include specific technical details about the nature of the vulnerability or its impact. No CVSS score or exploit information is available.

References

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