SB2022051240 - SUSE update for clamav
Published: May 12, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Infinite loop (CVE-ID: CVE-2022-20770)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in the CHM file parser. A remote attacker can consume all available system resources and cause denial of service conditions.
2) Infinite loop (CVE-ID: CVE-2022-20771)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in the TIFF file parser. A remote attacker can consume all available system resources and cause denial of service conditions.
3) Memory leak (CVE-ID: CVE-2022-20785)
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak when parsing HTML files. A remote attacker can pass specially crafted HTML file to the antivirus software, trigger memory leak and perform denial of service attack.
4) Heap-based buffer overflow (CVE-ID: CVE-2022-20792)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in the signature database load module. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
5) NULL pointer dereference (CVE-ID: CVE-2022-20796)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the scan verdict cache check. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.