SB2019061658 - Improper input validation in graphicsmagick (Alpine package)



SB2019061658 - Improper input validation in graphicsmagick (Alpine package)

Published: June 16, 2019

Security Bulletin ID SB2019061658
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper input validation (CVE-ID: CVE-2017-16545)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to the ReadWPGImage function in coders/wpg.c does not properly validate colormapped images. A remote attacker can transfer specially crafted WPG image, trigger ImportIndexQuantumType invalid write and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Install update from vendor's website.