Description
The cupsFileOpen function in CUPS before 1.4.4 allows local users, with lp group membership, to overwrite arbitrary files via a symlink attack on the (1) /var/cache/cups/remote.cache or (2) /var/cache/cups/job.cache 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 14 | cups | 1.4.4-1 | — |
| Debian 13 | cups | 1.4.4-1 | — |
| Debian 12 | cups | 1.4.4-1 | — |
| Debian 5.0 | cups | 1.3.8-1+lenny9 | DSA-2176-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | cups +3 | 1:1.3.7-18.el5_5.8 | RHSA-2010:0811 |
Advisories 2
- RHSA-2010:0811 Red Hat Security Advisory: cups security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-2176-1 cups - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- MDVSA-2010:234 vendor-advisory
- RHSA-2010:0811 vendor-advisory
- http://cups.org/articles.php?L596
- MDVSA-2010:232 vendor-advisory
- ADV-2010-2856 vdb-entry
- DSA-2176 vendor-advisory
- GLSA-201207-10 vendor-advisory
- ADV-2011-0535 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=605397
- 43521 third-party-advisory
- http://cups.org/str.php?L3510