SB2020061535 - Denial of service in libEMF
Published: June 15, 2020 Updated: September 8, 2022
Security Bulletin ID
SB2020061535
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Integer overflow (CVE-ID: CVE-2020-13999)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow within the ScaleViewPortExtEx() function in libemf.cpp when processing EMF files. A remote attacker can pass specially crafted EMF file to the application, trigger an integer overflow and crash the application.
Remediation
Install update from vendor's website.
References
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/555PIBSHDUZD26UCJ5DHCQ4W7RXEZC66/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CVZXYNDM4YOONMXYPW2GTMIS6V6JBIL6/
- https://sourceforge.net/p/libemf/news/2020/06/release-of-libemf-1013/