Ubuntu Security Notice USN-4593-2

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Ubuntu Security Notice USN-4593-2
October 22, 2020

freetype vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 14.04 ESM

Summary:

FreeType could be made to crash or run programs as your login if it
opened a specially crafted file.

Software Description:
– freetype: FreeType 2 is a font engine library

Details:

USN-4593-1 fixed a vulnerability in FreeType. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Sergei Glazunov 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 with user privileges.

Update instructions:

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

Ubuntu 14.04 ESM:
libfreetype6 2.5.2-1ubuntu2.8+esm2

After a standard system update you need to restart your session to make
all the necessary changes.

References:
https://usn.ubuntu.com/4593-2
https://usn.ubuntu.com/4593-1
CVE-2020-15999