Exploit/Advisories

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Ubuntu Security Notice USN-5450-1
May 27, 2022

subversion vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in subversion.

Software Description:
- subversion: Advanced version control system

Details:

Evgeny Kotkov discovered that subversion servers did not properly follow
path-based authorization rules in certain cases. An attacker could
potentially use this issue to retrieve information about private paths.
(CVE-2021-28544)

Thomas Weißschuh discovered that subversion servers did not properly handle
memory in certain configurations. A remote attacker could potentially use
this issue to cause a denial of service or other unspecified impact.
(CVE-2022-24070)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS:
libapache2-mod-svn 1.14.1-3ubuntu0.22.04.1
libsvn1 1.14.1-3ubuntu0.22.04.1
subversion 1.14.1-3ubuntu0.22.04.1

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-5450-1
CVE-2021-28544, CVE-2022-24070

Package Information:
https://launchpad.net/ubuntu/+source/subversion/1.14.1-3ubuntu0.22.04.1

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