=========================================================================Ubuntu Security Notice USN-6108-1
May 25, 2023
Jhead vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)
- Ubuntu 14.04 LTS (Available with Ubuntu Pro)
Summary:
Jhead could be made to crash or run programs as your login if it
opened a specially crafted file.
Software Description:
- jhead: Manipulate the non-image part of Exif compliant JPEG files
Details:
It was discovered that Jhead did not properly handle certain crafted images
while rotating them. An attacker could possibly use this issue to crash Jhead,
resulting in a denial of service. (CVE-2021-34055)
Kyle Brown discovered that Jhead did not properly handle certain crafted
images while regenerating the Exif thumbnail. An attacker could possibly use
this issue to execute arbitrary commands. (CVE-2022-41751)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.10:
jhead 1:3.06.0.1-2ubuntu0.22.10.1
Ubuntu 22.04 LTS:
jhead 1:3.06.0.1-2ubuntu0.22.04.1
Ubuntu 20.04 LTS:
jhead 1:3.04-1ubuntu0.2
Ubuntu 18.04 LTS:
jhead 1:3.00-8~ubuntu0.2
Ubuntu 16.04 LTS (Available with Ubuntu Pro):
jhead 1:3.00-4+deb9u1ubuntu0.1~esm2
Ubuntu 14.04 LTS (Available with Ubuntu Pro):
jhead 1:2.97-1+deb8u2ubuntu0.1~esm2
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6108-1
CVE-2021-34055, CVE-2022-41751
Package Information:
https://launchpad.net/ubuntu/+source/jhead/1:3.06.0.1-2ubuntu0.22.10.1
https://launchpad.net/ubuntu/+source/jhead/1:3.06.0.1-2ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/jhead/1:3.04-1ubuntu0.2
https://launchpad.net/ubuntu/+source/jhead/1:3.00-8~ubuntu0.2
