SB2022092150 - Denial of service in libConfuse
Published: September 21, 2022
Security Bulletin ID
SB2022092150
Severity
Medium
Patch available
NO
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) Out-of-bounds read (CVE-ID: CVE-2022-40320)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a heap-based buffer over-read within the cfg_tilde_expand() function in confuse.c. A remote attacker can perform a denial of service attack.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- https://github.com/libconfuse/libconfuse/issues/163
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EDUT2V62V2XF2IT5TJFPB6P3EQ6X5VLL/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FJKHAPJ6AUWVP4HDGKH4M5A2XXWQI73O/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BSAZK4KAWRWNAFUBBXOYU3PVNH3X7226/