NULL pointer dereference in Oisf Suricata
CVE-2024-38536
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (57.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Oisf Suricata — versions < 7.0.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/OISF/suricata/security/advisories/GHSA-j32j-4w6g-94hh (Vendor Advisory)
- redmine.openinfosecfoundation.org/issues/7029 (Exploit, Issue Tracking)
- redmine.openinfosecfoundation.org/issues/7033 (Issue Tracking)
Frequently asked questions
- What is CVE-2024-38536?
- CVE-2024-38536 is a high-severity vulnerability in Oisf Suricata, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2024-07-11.
- How severe is CVE-2024-38536?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-38536 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.