USN-4039-1: CImg vulnerabilities

26 June 2019

Several security issues were fixed in CImg.

Releases

Packages

  • cimg - C++ template image processing toolkit

Details

It was discovered that allocation failures could occur in CImg when loading
crafted bmp images. An attacker could possibly use this issue to cause a
denial of service. (CVE-2018-7587)

It was discovered that a heap-based buffer over-read existed in CImg when
loading crafted bmp images. An attacker could possibly use this issue to
execute arbitrary code. (CVE-2018-7588)

It was discovered that a double free existed in CImg when loading crafted
bmp images. An attacker could possibly use this issue to execute arbitrary
code. (CVE-2018-7589)

Update instructions

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

Ubuntu 18.10
Ubuntu 18.04

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