SB2018080138 - Fedora 28 update for libpng
Published: August 1, 2018 Updated: April 24, 2025
Security Bulletin ID
SB2018080138
Severity
Low
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) Integer overflow (CVE-ID: CVE-2018-13785)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to integer overflow when a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c). A remote attacker can send a specially crafted PNG file, trigger divide-by-zero error and cause the service to crash.
Remediation
Install update from vendor's website.