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CVE-2024-38535Suricata http2: oom from duplicate headers
- 7.5HighCVSS base score
- 1.2%Exploitation in 30 daysEPSS · top 32% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Suricata can run out of memory when parsing crafted HTTP/2 traffic. Upgrade to 6.0.20 or 7.0.6.
Timeline
ID reserved
By GitHub_M
- 23 days later
· 23 days later
Published
- 22 days later
· 22 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.2% · top 32% of all CVEs (15 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
References
References6
- https://github.com/OISF/suricata/security/advisories/GHSA-cg8j-7mwm-v563 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/OISF/suricata/commit/62d5cac1b8483d5f9d2b79833a4e59f5d80129b7 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/OISF/suricata/commit/c82fa5ca0d1ce0bd8f936e0b860707a6571373b2 (opens in a new tab)x_refsource_MISCx_transferred
- https://redmine.openinfosecfoundation.org/issues/7104 (opens in a new tab)x_refsource_MISCx_transferred
- https://redmine.openinfosecfoundation.org/issues/7105 (opens in a new tab)x_refsource_MISCx_transferred
- https://redmine.openinfosecfoundation.org/issues/7112 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2024-37399 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2024-38535)Record last updated .