Integer overflow in GraphicsMagick - CVE-2020-10938

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow within the HuffmanDecodeImage in "magick/compress.c" file. A remote attacker can trigger integer overflow and execute arbitrary code on the target system, leading to heap-based buffer overflow.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

How to mitigate CVE-2020-10938

Sources

• http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00049.html
• https://sourceforge.net/p/graphicsmagick/code/ci/5b4dd7c6674140a115ec9424c8d19c6a458fac3e/