CVE-2026-93658
Description
uutils coreutils versions before 0.10.0 apply setuid or setgid mode to install destinations before finalizing ownership changes, allowing privileged users to leave setuid executables owned by the privileged invoker when ownership changes fail. Attackers can execute leftover setuid files with elevated privileges when ownership change operations fail on capability-restricted systems.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/uutils/coreutils
- https://github.com/uutils/coreutils/blob/0.9.0/src/uu/install/src/install.rs
- https://github.com/uutils/coreutils/commit/7c87ab04fee8e52d989fb2625568a3eeda1b1f55
- https://github.com/uutils/coreutils/pull/13629
- https://github.com/uutils/coreutils/security/advisories/GHSA-cgg3-923w-v53m
- https://www.vulncheck.com/advisories/uutils-coreutils-0.0.18-before-0.10.0-privilege-escalation-via-setuid
CWEs
CWE-281
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.