Description
The open_cmd_tube function in mount.c for gtkdiskfree 1.9.3 and earlier allows local users to overwrite arbitrary files via a symlink attack on the gtkdiskfree temporary file.
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 3.1 | gtkdiskfree | 1.9.3-4sarge1 | DSA-822-1 |
Advisories 1
- DSA-822-1 gtkdiskfree - insecure temporary file creation Debian Security (DSA / DLA) · Mar 9, 2026
References
- 20050915 gtkdiskfree insecure temporary file creation mailing-list
- 17056 third-party-advisory
- http://bugs.gentoo.org/show_bug.cgi?id=104565
- GLSA-200510-01 vendor-advisory
- 16951 third-party-advisory
- http://www.zataz.net/adviso/gtkdiskfree-09052005.txt
- DSA-822 vendor-advisory
- 17005 third-party-advisory