CVE-2026-89169

State: Published
Severity: 4.1 Medium
Published: Sep 11, 2026
Updated: Sep 11, 2026
Reserved: Sep 11, 2026

Description

live-boot ff8867c allows attackers to bypass the dm-verity-enforce-roothash-signature protection mechanism when the .verity file is missing.

Scores

CVSS	Score	Vector	Source
4.0	4.1 Medium	CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N	mitre

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
live-bootDebian	ff8867c4e2d62e497cb895b15b7d6d518d5adff1Affected

References

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1146422
https://salsa.debian.org/live-team/live-boot/-/blob/ff8867c4e2d62e497cb895b15b7d6d518d5adff1/components/9990-overlay.sh#L112-114

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