SB2023033033 - Denial of service in Facebook Zstandard
Published: March 30, 2023
Security Bulletin ID
SB2023033033
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) Buffer overflow (CVE-ID: CVE-2022-4899)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in util.c when processing empty arguments in the command line tool. A remote attacker can pass an empty string as an argument, trigger buffer underflow and crash the application.
Remediation
Install update from vendor's website.