SB2022083041 - Fedora 36 update for exim
Published: August 30, 2022
Security Bulletin ID
SB2022083041
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) Release of invalid pointer or reference (CVE-ID: CVE-2022-37451)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an invalid free in pam_converse() function in auths/call_pam.c. A remote attacker can initiate the connection to the affected mail server and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.