SB2021051235 - Division by zero in ImageMagick
Published: May 12, 2021 Updated: June 23, 2023
Security Bulletin ID
SB2021051235
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Division by zero (CVE-ID: CVE-2021-20310)
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a division by zero error within the ConvertXYZToJzazbz() function in MagickCore/colorspace.c. A remote attacker can pass a specially crafted image file to the application and crash it.
Remediation
Install update from vendor's website.