Description
The (1) semi MIME library 1.14.5 and earlier, and (2) wemi 1.14.0 and possibly other versions, allows local users to overwrite arbitrary files via a symlink attack on temporary files.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗Advisories 1
- DSA-339 semi - insecure temporary file Debian Security (DSA / DLA) · Mar 9, 2026
References
- oval:org.mitre.oval:def:569 vdb-entry signature
- RHSA-2003:231 vendor-advisory
- DSA-339 vendor-advisory
- RHSA-2003:234 vendor-advisory