1. Ubuntu Security Notices
  2. USN-6110-1

USN-6110-1: Jhead vulnerabilities

Publication date

29 May 2023

Overview

Jhead could be made to crash if it opened a specially crafted file.

Releases

Packages

  • jhead - Manipulate the non-image part of Exif compliant JPEG files

Details

It was discovered that Jhead did not properly handle certain crafted Canon
images when processing them. An attacker could possibly use this issue to
crash Jhead, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.
(CVE-2021-3496)

It was discovered that Jhead did not properly handle certain crafted images
when printing Canon-specific information. An attacker could possibly use this
issue to crash Jhead, resulting in a denial of service. This issue only
affected Ubuntu 20.04. (CVE-2021-28275)

It was discovered that Jhead did not properly handle certain crafted images
when removing unknown sections. An attacker could possibly use this issue to
crash Jhead, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and...

It was discovered that Jhead did not properly handle certain crafted Canon
images when processing them. An attacker could possibly use this issue to
crash Jhead, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.
(CVE-2021-3496)

It was discovered that Jhead did not properly handle certain crafted images
when printing Canon-specific information. An attacker could possibly use this
issue to crash Jhead, resulting in a denial of service. This issue only
affected Ubuntu 20.04. (CVE-2021-28275)

It was discovered that Jhead did not properly handle certain crafted images
when removing unknown sections. An attacker could possibly use this issue to
crash Jhead, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04
LTS. (CVE-2021-28277)

Kyle Brown discovered that Jhead did not properly handle certain crafted
images when editing their comments. An attacker could possibly use this to
crash Jhead, resulting in a denial of service. (LP: #2020068)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
23.04 lunar jhead –  1:3.06.0.1-6ubuntu0.23.04.1
22.10 kinetic jhead –  1:3.06.0.1-2ubuntu0.22.10.2
22.04 jammy jhead –  1:3.06.0.1-2ubuntu0.22.04.1+esm1  
20.04 focal jhead –  1:3.04-1ubuntu0.2+esm1  
18.04 bionic jhead –  1:3.00-8~ubuntu0.2+esm1  
16.04 xenial jhead –  1:3.00-4+deb9u1ubuntu0.1~esm3  
14.04 trusty jhead –  1:2.97-1+deb8u2ubuntu0.1~esm3  

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References

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