USN-4277-1: libexif vulnerabilities
libexif vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Summary
Several security issues were fixed in libexif.
Software Description
- libexif – library to parse EXIF files
Details
Liu Bingchang discovered that libexif incorrectly handled certain files.
An attacker could possibly use this issue to access sensitive information or
cause a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and
Ubuntu 16.04 LTS. (CVE-2016-6328)
Lili Xu and Bingchang Liu discovered that libexif incorrectly handled certain files.
An attacker could possibly use this issue to access sensitive information or cause
a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and
Ubuntu 16.04 LTS. (CVE-2017-7544)
It was discovered that libexif incorrectly handled certain files. An attacker could
possibly use this issue to execute arbitrary code. (CVE-2019-9278)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.10
- libexif12 – 0.6.21-5.1ubuntu0.1
- Ubuntu 18.04 LTS
- libexif12 – 0.6.21-4ubuntu0.1
- Ubuntu 16.04 LTS
- libexif12 – 0.6.21-2ubuntu0.1
- Ubuntu 14.04 ESM
- libexif12 – 0.6.21-1ubuntu1+esm1
- Ubuntu 12.04 ESM
- libexif12 – 0.6.20-2ubuntu0.2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart your session to effect the necessary
changes.
References
Source: USN-4277-1: libexif vulnerabilities
