CVE-2026-41647: Incus: Nil-Pointer Dereference via S3 Bucket Import

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-05-07 · updated 2026-10-26
Weakness: CWE-476

Description

Incus is a system container and virtual machine manager. Prior to version 7.0.0, a missing error handling could lead an authenticated Incus user to cause a daemon crash through the import of a truncated storage bucket backup file. This issue has been patched in version 7.0.0.

Affected products

lxc incus: before 7.0.0 — fixed in 7.0.0

How to fix

Upgrade to a fixed version: lxc incus 7.0.0. Check the vendor advisory for mitigations.

References

https://github.com/lxc/incus/releases/tag/v7.0.0
https://github.com/lxc/incus/security/advisories/GHSA-fwj8-62r8-8p8m

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