SB2022092951 - Gentoo update for GraphicsMagick



SB2022092951 - Gentoo update for GraphicsMagick

Published: September 29, 2022 Updated: December 27, 2022

Security Bulletin ID SB2022092951
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Heap-based buffer overflow (CVE-ID: CVE-2020-12672)

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

The vulnerability exists due to a boundary error within the "ReadMNGImage" in coders/png.c. A remote attacker can trigger heap-based buffer overflow and execute arbitrary code on the target system.

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


2) Buffer overflow (CVE-ID: CVE-2022-1270)

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

The vulnerability exists due to a boundary error when processing MIFF files. A remote attacker can create a specially crafted MIFF file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.