Description
gsinterf.c in bmv 1.2 and earlier 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 ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.0 | bmv | 1.2-14.2 | DSA-633-1 |
Advisories 1
- DSA-633-1 bmv - insecure temporary file Debian Security (DSA / DLA) · Mar 9, 2026
References
- 13796 third-party-advisory
- bmv-symlink(18823) vdb-entry
- DSA-633 vendor-advisory
- 12229 vdb-entry
- 13793 third-party-advisory
- http://packages.debian.org/changelogs/pool/main/b/bmv/bmv_1.2-14.2/changelog
- 1012847 vdb-entry