USN-4277-1: libexif vulnerabilities

Publication date

11 February 2020

Overview

Several security issues were fixed in libexif.


Packages

  • 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)

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

After a standard system update you need to restart your session to effect 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
19.10 eoan libexif12 –  0.6.21-5.1ubuntu0.1
18.04 bionic libexif12 –  0.6.21-4ubuntu0.1
16.04 xenial libexif12 –  0.6.21-2ubuntu0.1
14.04 trusty libexif12 –  0.6.21-1ubuntu1+esm1  
12.04 precise libexif12 –  0.6.20-2ubuntu0.2

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