USN-4039-1: CImg vulnerabilities

Releases

• Ubuntu 18.10
• Ubuntu 18.04 ESM

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

• cimg-dev - 1.7.9+dfsg-2ubuntu0.18.10.1

Ubuntu 18.04

• cimg-dev - 1.7.9+dfsg-2ubuntu0.18.04.1

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

References

• CVE-2018-7587
• CVE-2018-7588
• CVE-2018-7589