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CVE-2026-89837VulnerabilityPublished Updated

find_in_level · f2fs: fix dentry folio leak

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-89837· Low

Not known to be exploited · fixed in d2011b371fcb9247b2ef4ea2d852401a6c82ab88 : update Microsoft when convenient.

Data as of 7 Nov 2026, 12:19 UTC

Severity
Low

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in d2011b371fcb9247b2ef4ea2d852401a6c82ab88, cca7d3e30bf30333314e31bc70b9a739f1342167, b6c0e77d950bf80ab357e2b4b9667f4389ed417c +4

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 16 Sep 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
  • ≥ 7ad08a58bf67594057362e45cbddd3e27e53e557, < d2011b371fcb9247b2ef4ea2d852401a6c82ab88
Fixed in
  • d2011b371fcb9247b2ef4ea2d852401a6c82ab88
LinuxLinuxAffected
  • ≥ 7ad08a58bf67594057362e45cbddd3e27e53e557, < cca7d3e30bf30333314e31bc70b9a739f1342167
Fixed in
  • cca7d3e30bf30333314e31bc70b9a739f1342167
LinuxLinuxAffected
  • ≥ 7ad08a58bf67594057362e45cbddd3e27e53e557, < b6c0e77d950bf80ab357e2b4b9667f4389ed417c
Fixed in
  • b6c0e77d950bf80ab357e2b4b9667f4389ed417c
LinuxLinuxAffected
  • ≥ 7ad08a58bf67594057362e45cbddd3e27e53e557, < af9cc316d31371824de8d409260a2ab9759dd51c
Fixed in
  • af9cc316d31371824de8d409260a2ab9759dd51c
LinuxLinuxAffected
  • ≥ 7ad08a58bf67594057362e45cbddd3e27e53e557, < aefb4b0f465b6f95fe02b52d1822a3fb4a9ae922
Fixed in
  • aefb4b0f465b6f95fe02b52d1822a3fb4a9ae922
LinuxLinuxAffected
  • ≥ 7ad08a58bf67594057362e45cbddd3e27e53e557, < 93a3e6a4c9e726a13a935963e8dc43d181db1527
Fixed in
  • 93a3e6a4c9e726a13a935963e8dc43d181db1527

Description

To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

References

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