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Ubuntu Security Notice USN-5528-1
July 20, 2022
freetype vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in FreeType.
Software Description:
– freetype: FreeType 2 is a font engine library
Details:
It was discovered that FreeType did not correctly handle certain malformed
font files. If a user were tricked into using a specially crafted font
file, a remote attacker could cause FreeType to crash, or possibly execute
arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS:
libfreetype6 2.11.1+dfsg-1ubuntu0.1
Ubuntu 20.04 LTS:
libfreetype6 2.10.1-2ubuntu0.2
Ubuntu 18.04 LTS:
libfreetype6 2.8.1-2ubuntu2.2
After a standard system update you need to restart your session to make all
the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5528-1
CVE-2022-27404, CVE-2022-27405, CVE-2022-27406, CVE-2022-31782
Package Information:
https://launchpad.net/ubuntu/+source/freetype/2.11.1+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/freetype/2.10.1-2ubuntu0.2
https://launchpad.net/ubuntu/+source/freetype/2.8.1-2ubuntu2.2