1. Ubuntu Security Notices
  2. USN-5445-1

USN-5445-1: Subversion vulnerabilities

Publication date

26 May 2022

Overview

Several security issues were fixed in subversion.

Releases

Packages

Details

Ace Olszowka discovered that Subversion incorrectly handled certain
svnserve requests. A remote attacker could possibly use this issue to cause
svnserver to crash, resulting in a denial of service. This issue only
affected Ubuntu 18.04 LTS. (CVE-2018-11782)

Tomas Bortoli discovered that Subversion incorrectly handled certain
svnserve requests. A remote attacker could possibly use this issue to cause
svnserver to crash, resulting in a denial of service. This issue only
affected Ubuntu 18.04 LTS. (CVE-2019-0203)

Thomas Åkesson discovered that Subversion incorrectly handled certain
inputs. An attacker could possibly use this issue to cause a denial of
service. (CVE-2020-17525)

Ace Olszowka discovered that Subversion incorrectly handled certain
svnserve requests. A remote attacker could possibly use this issue to cause
svnserver to crash, resulting in a denial of service. This issue only
affected Ubuntu 18.04 LTS. (CVE-2018-11782)

Tomas Bortoli discovered that Subversion incorrectly handled certain
svnserve requests. A remote attacker could possibly use this issue to cause
svnserver to crash, resulting in a denial of service. This issue only
affected Ubuntu 18.04 LTS. (CVE-2019-0203)

Thomas Åkesson discovered that Subversion incorrectly handled certain
inputs. An attacker could possibly use this issue to cause a denial of
service. (CVE-2020-17525)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.04 focal libapache2-mod-svn –  1.13.0-3ubuntu0.2
libsvn1 –  1.13.0-3ubuntu0.2
subversion –  1.13.0-3ubuntu0.2
18.04 bionic libapache2-mod-svn –  1.9.7-4ubuntu1.1
libsvn1 –  1.9.7-4ubuntu1.1
subversion –  1.9.7-4ubuntu1.1

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References

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