Ubuntu Security Notice 4593-2 - USN-4593-1 fixed a vulnerability in FreeType. This update provides the corresponding update for Ubuntu 14.04 ESM. 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. Various other issues were also addressed.
84eb012acc969158f341cd3c761a89b8719cd43a700e197dcb386d0c22e31315
==========================================================================
Ubuntu Security Notice USN-4593-2
October 22, 2020
freetype vulnerability
==========================================================================
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