Description
The expand_template function in afuse.c in afuse 0.2 allows local users to gain privileges via shell metacharacters in a pathname.
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 14 | afuse | 0.2-3 | — |
| Debian 13 | afuse | 0.2-3 | — |
| Debian 12 | afuse | 0.2-3 | — |
| Debian 5.0 | afuse | 0.2-2+lenny1 | DTSA-149-1 |
| Debian 4.0 | afuse | 0.1.1-1+etch1 | DSA-1611-1 |
Advisories 2
- DSA-1611-1 afuse - privilege escalation Debian Security (DSA / DLA) · Mar 9, 2026
- DTSA-149-1 afuse - privilege escalation Debian Security (DSA / DLA) · Mar 9, 2026
References
- 30245 vdb-entry
- DSA-1611 vendor-advisory
- 31086 third-party-advisory
- afuse-filenames-command-execution(43834) vdb-entry
- 31131 third-party-advisory
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=490921
- FEDORA-2009-8792 vendor-advisory
- 36358 third-party-advisory
- FEDORA-2009-8816 vendor-advisory