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CVE-2026-77478VulnerabilityPublished Updated

SUSE · Security update for fuse-overlayfs

Affects SUSESource GCVE Database

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Not known to be exploited.

Data as of 5 Nov 2026, 00:59 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Nov 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 5 Nov 2026.

What to do

AI-suggested

Apply the security update provided by the SUSE Product Security Team for fuse-overlayfs to ensure chmod operations on hardlinked lower-layer files are correctly handled in built images.

Description

A security update for fuse-overlayfs addresses CVE-2026-77478, which involves the silent dropping of chmod operations on hardlinked lower-layer files in built images.

References

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