SB2017011326 - Division by zero in tiff (Alpine package)
Published: January 13, 2017
Security Bulletin ID
SB2017011326
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-2016-3623)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to divide-by-zero error within The rgb2ycbcr tool in LibTIFF 4.0.6 and earlier. A remote attacker can perform a denial of service (divide-by-zero) by setting the (1) v or (2) h parameter to 0.
Remediation
Install update from vendor's website.