USN-4039-1: CImg vulnerabilities

USN-4039-1: CImg vulnerabilities

CImg vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 18.10
• Ubuntu 18.04 LTS

Summary

Several security issues were fixed in CImg.

Software Description

• 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 LTS

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

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

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

Source: USN-4039-1: CImg vulnerabilities