1. Ubuntu Security Notices
  2. USN-4624-1

USN-4624-1: libexif vulnerability

Publication date

10 November 2020

Overview

libexif could be made to execute arbitrary code if it received a specially crafted input.

Releases

Packages

  • libexif - library to parse EXIF files

Details

It was discovered that libexif incorrectly handled certain inputs.
An attacker could possibly use this issue to cause unexpected behaviours,
or execute arbitrary code.

It was discovered that libexif incorrectly handled certain inputs.
An attacker could possibly use this issue to cause unexpected behaviours,
or execute arbitrary code.

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
20.10 groovy libexif12 –  0.6.22-2ubuntu0.1
20.04 focal libexif12 –  0.6.21-6ubuntu0.4
18.04 bionic libexif12 –  0.6.21-4ubuntu0.6
16.04 xenial libexif12 –  0.6.21-2ubuntu0.6
14.04 trusty libexif12 –  0.6.21-1ubuntu1+esm6  
12.04 precise libexif12 –  0.6.20-2ubuntu0.7

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References

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