Description
The mod_dav_svn module for the Apache HTTP Server, as distributed in Apache Subversion before 1.6.16, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a request that contains a lock token.
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 | subversion | 1.6.16dfsg-1 | — |
| Debian 13 | subversion | 1.6.16dfsg-1 | — |
| Debian 12 | subversion | 1.6.16dfsg-1 | — |
| Debian 6.0 | subversion | 1.6.12dfsg-5 | DSA-2181-1 |
| Debian 5.0 | subversion | 1.5.1dfsg1-6 | DSA-2181-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | subversion +8 | 1.6.11-2.el6_0.3 | RHSA-2011:0328 |
| RHEL 5 | subversion +5 | 1.6.11-7.el5_6.3 | RHSA-2011:0327 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | subversion | 1.9.5-1.1 | openSUSE-SU-2024:10538-1 |
Advisories 4
- RHSA-2011:0328 Red Hat Security Advisory: subversion security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-2181-1 subversion - denial of service Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10538-1 libsvn_auth_gnome_keyring-1-0-1.9.5-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2011:0327 Red Hat Security Advisory: subversion security and bug fix update Red Hat Security Advisories (RHSA) · Jan 14, 2026
References
- 1025161 vdb-entry
- MDVSA-2011:067 vendor-advisory
- http://support.apple.com/kb/HT4723
- USN-1096-1 vendor-advisory
- ADV-2011-0567 vdb-entry
- 43583 third-party-advisory
- 46734 vdb-entry
- FEDORA-2011-2657 vendor-advisory
- oval:org.mitre.oval:def:18967 vdb-entry signature
- ADV-2011-0568 vdb-entry
- APPLE-SA-2011-06-23-1 vendor-advisory
- SSA:2011-070-01 vendor-advisory
- DSA-2181 vendor-advisory
- RHSA-2011:0327 vendor-advisory
- SUSE-SR:2011:005 vendor-advisory
- ADV-2011-0776 vdb-entry
- ADV-2011-0660 vdb-entry
- http://svn.apache.org/repos/asf/subversion/tags/1.6.16/CHANGES
- FEDORA-2011-2698 vendor-advisory
- FEDORA-2011-3775 vendor-advisory
- http://subversion.apache.org/security/CVE-2011-0715-advisory.txt
- RHSA-2011:0328 vendor-advisory
- ADV-2011-0684 vdb-entry
- subversion-moddavsvn-dos(65876) vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=680755
- [dev] 20110303 Subversion 1.6.16 Released mailing-list
- 43794 third-party-advisory
- ADV-2011-0885 vdb-entry
- ADV-2011-0624 vdb-entry
- 43603 third-party-advisory
- 43672 third-party-advisory
- http://svn.apache.org/viewvc?view=revision&revision=1071239
- http://svn.apache.org/viewvc?view=revision&revision=1071307
- 70964 vdb-entry