CVE-2024-38536

Public Exploit
Suricata http/range: NULL-ptr deref when http.memcap is reached

Description

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. A memory allocation failure due to `http.memcap` being reached leads to a NULL-ptr reference leading to a crash. Upgrade to 7.0.6.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.53%
Vendor Advisory github.com
Affected: OISF suricata
Published at:
Updated at:

References

Link Tags
https://github.com/OISF/suricata/security/advisories/GHSA-j32j-4w6g-94hh vendor advisory
https://redmine.openinfosecfoundation.org/issues/7029 issue tracking exploit
https://redmine.openinfosecfoundation.org/issues/7033 issue tracking

Frequently Asked Questions

What is the severity of CVE-2024-38536?
CVE-2024-38536 has been scored as a high severity vulnerability.
How to fix CVE-2024-38536?
To fix CVE-2024-38536, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-38536 being actively exploited in the wild?
It is possible that CVE-2024-38536 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-38536?
CVE-2024-38536 affects OISF suricata.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.