Description
Use-after-free vulnerability in the abstract file-descriptor handling interface in the cupsdDoSelect function in scheduler/select.c in the scheduler in cupsd in CUPS 1.3.7 and 1.3.10 allows remote attackers to cause a denial of service (daemon crash or hang) via a client disconnection during listing of a large number of print jobs, related to improperly maintaining a reference count. NOTE: some of these details are obtained from third party information.
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 | 1.4.2-4 | — |
| Debian 13 | cups | 1.4.2-4 | — |
| Debian 12 | cups | 1.4.2-4 | — |
| 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 | 1:1.3.7-11.el5_4.4 | RHSA-2009:1595 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | cups | 2.1.3-2.3 | openSUSE-SU-2024:10075-1 |
Advisories 3
- RHSA-2009:1595 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
- openSUSE-SU-2024:10075-1 cups-2.1.3-2.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 37364 third-party-advisory
- oval:org.mitre.oval:def:11183 vdb-entry signature
- USN-906-1 vendor-advisory
- RHSA-2009:1595 vendor-advisory
- 37048 vdb-entry
- http://support.apple.com/kb/HT4004
- DSA-2176 vendor-advisory
- http://www.cups.org/newsgroups.php/newsgroups.php?v5996+gcups.bugs
- APPLE-SA-2010-01-19-1 vendor-advisory
- GLSA-201207-10 vendor-advisory
- ADV-2011-0535 vdb-entry
- 37360 third-party-advisory
- MDVSA-2010:073 vendor-advisory
- http://www.cups.org/str.php?L3200
- https://bugzilla.redhat.com/show_bug.cgi?id=530111
- http://www.cups.org/newsgroups.php/newsgroups.php?v5994+gcups.bugs
- FEDORA-2009-12652 vendor-advisory
- 43521 third-party-advisory
- 38241 third-party-advisory
- http://www.cups.org/newsgroups.php/newsgroups.php?v6055+gcups.bugs
- 275230 vendor-advisory
- ADV-2010-0173 vdb-entry