CVE-2024-38535 - CVE House
Back to Database
Status published High CVE-2024-38535

Suricata http2: oom from duplicate headers

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2024-38535

Credits & Attribution

No credits recorded in the NVD database.

References

More from OISF

View All →
CVE-2025-64344
Suricata is vulnerable to a stack overflow from unbounded stack allocation in LuaPushStringBuffer
High 7.5
CVE-2025-64335
Suricata is vulnerable to a null deref when used with base64_data
High 7.5
CVE-2025-64334
Suricata is vulnerable to unbounded memory growth for decompression
High 7.5
CVE-2025-64333
Suricata is vulnerable to a stack overflow from big content-type
High 7.5
CVE-2025-64332
Suricata is vulnerable to a stack overflow on larger compressed data
High 7.5

Affected Vendor

Affected Software

suricata
Vulnerable Versions:
< 6.0.20, >= 7.0.0, < 7.0.6

Timeline

Official Publish: July 11th, 2024
Last Modified: August 2nd, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-770

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service
Impact
T1498 Network Denial of Service
Impact
T1190 Exploit Public-Facing Application
Initial Access
T1562 Impair Defenses
Defense Evasion
T1046 Network Service Discovery
Discovery