USN-6856-1: FontForge vulnerabilities

Releases

• Ubuntu 23.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM

Packages

• fontforge - Free (libre) font editor for Windows, Mac OS X and GNU+Linux

Details

It was discovered that FontForge incorrectly handled filenames. If a user or an
automated system were tricked into opening a specially crafted input file, a
remote attacker could possibly use this issue to perform a command injection.
(CVE-2024-25081)

It was discovered that FontForge incorrectly handled archives and compressed
files. If a user or an automated system were tricked into opening a specially
crafted input file, a remote attacker could possibly use this issue to perform
command injection. (CVE-2024-25082)

Update instructions

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

Ubuntu 23.10

• fontforge - 1:20230101~dfsg-1ubuntu0.1
• python3-fontforge - 1:20230101~dfsg-1ubuntu0.1

Ubuntu 22.04

• fontforge - 1:20201107~dfsg-4+deb11u1build0.22.04.1
• python3-fontforge - 1:20201107~dfsg-4+deb11u1build0.22.04.1

Ubuntu 20.04

• fontforge - 1:20190801~dfsg-4ubuntu0.1
• python3-fontforge - 1:20190801~dfsg-4ubuntu0.1

Ubuntu 18.04

• fontforge - 1:20170731~dfsg-1ubuntu0.1~esm1
  Available with Ubuntu Pro
• python-fontforge - 1:20170731~dfsg-1ubuntu0.1~esm1
  Available with Ubuntu Pro

Ubuntu 16.04

• fontforge - 20120731.b-7.1ubuntu0.1+esm1
  Available with Ubuntu Pro
• python-fontforge - 20120731.b-7.1ubuntu0.1+esm1
  Available with Ubuntu Pro

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

References

• CVE-2024-25082
• CVE-2024-25081