CVE-2019-19725 : What You Need to Know
Learn about CVE-2019-19725, a double free vulnerability in sysstat up to version 12.2.0 that can lead to security breaches and system compromise. Find out how to mitigate and prevent this vulnerability.
A double free vulnerability in sysstat up to version 12.2.0 can lead to security issues.
Understanding CVE-2019-19725
This CVE involves a specific function in sysstat that is vulnerable to a double free exploit.
What is CVE-2019-19725?
The vulnerability exists in the check_file_actlst function located in sa_common.c within sysstat up to version 12.2.0.
The Impact of CVE-2019-19725
The presence of this vulnerability can potentially lead to security breaches and system compromise.
Technical Details of CVE-2019-19725
This section provides more technical insights into the CVE.
Vulnerability Description
A double free vulnerability in sysstat up to version 12.2.0 allows attackers to cause a denial of service or potentially execute arbitrary code.
Affected Systems and Versions
- Vendor: n/a
- Product: n/a
- Versions: All versions up to 12.2.0 are affected.
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the check_file_actlst function in sa_common.c to trigger the double free condition.
Mitigation and Prevention
Protecting systems from CVE-2019-19725 is crucial for maintaining security.
Immediate Steps to Take
- Update sysstat to a patched version.
- Monitor for any unusual system behavior that may indicate exploitation.
Long-Term Security Practices
- Regularly update software and apply security patches promptly.
- Conduct security audits to identify and address vulnerabilities proactively.
Patching and Updates
Ensure that sysstat is regularly updated to the latest version to mitigate the risks associated with CVE-2019-19725.