SB2019073112 - Integer overflow in nfdump
Published: July 31, 2019 Updated: June 25, 2020
Security Bulletin ID
SB2019073112
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) Integer overflow (CVE-ID: CVE-2019-14459)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow within the Process_ipfix_template_withdraw() function in ipfix.c. A remote attacker can pass specially crafted data to the application, trigger integer overflow and crash the process.
Remediation
Install update from vendor's website.
References
- https://github.com/phaag/nfdump/commit/3b006ededaf351f1723aea6c727c9edd1b1fff9b
- https://github.com/phaag/nfdump/issues/171
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ULSZMKA7P7REJMANVL7D6WMZ2L7IRSET/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YTONOGJU5FSMFNRCT6OHXYUMDRKH4RPA/
- https://security.gentoo.org/glsa/202003-17