SB2023110799 - Red Hat Enterprise Linux 9 update for haproxy
Published: November 7, 2023
Security Bulletin ID
SB2023110799
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2023-0836)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due memory leak as there are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. A remote attacker can force the application to leak memory and disclose potentially sensitive data to configured FastCGI backends.
Remediation
Install update from vendor's website.