SB2018120724 - Denial of service in Cairo
Published: December 7, 2018 Updated: June 25, 2020
Security Bulletin ID
SB2018120724
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) Improper input validation (CVE-ID: CVE-2018-19876)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists in the cairo_ft_apply_variations() function, as defined in the cairo-ft-font.c source code file due to an error when processing malicious input. A remote attacker can attempt to free memory by using a free function that is incompatible with WebKit's fastMalloc and cause the application to crash, resulting in a DoS condition.
Remediation
Install update from vendor's website.