SUSE · Security update for fuse-overlayfs
Affects SUSESource GCVE Database
Not known to be exploited.
Data as of 5 Nov 2026, 00:59 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Exploitation evidence
Disclosed: evidence found.
CVE published 2 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_24519-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-202624519-1/ (opens in a new tab)
- bugzilla.suse.com/1286378 (opens in a new tab)
- suse.com/security/cve/CVE-2026-77478/ (opens in a new tab)