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Vulnerability · Published Jul 11, 2024 · Assigned by GitHub_M

CVE-2024-38535Suricata http2: oom from duplicate headers

High 7.5

In plain English

A high-severity resource allocation without limits in suricata from OISF. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.2%top 32.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20suricata7.0.6-r0ALPINE-CVE-2024-38535
Alpine:v3.21suricata7.0.6-r0ALPINE-CVE-2024-38535
Alpine:v3.22suricata7.0.6-r0ALPINE-CVE-2024-38535
Alpine:v3.23suricata7.0.6-r0ALPINE-CVE-2024-38535
Alpine:v3.24suricata7.0.6-r0ALPINE-CVE-2024-38535
Debian:13suricata1:7.0.6-1DEBIAN-CVE-2024-38535
Debian:14suricata1:7.0.6-1DEBIAN-CVE-2024-38535
Ubuntu:22.04:LTSsuricatano fix listedUBUNTU-CVE-2024-38535
Ubuntu:24.04:LTSsuricatano fix listedUBUNTU-CVE-2024-38535

Affected products (as reported)

VendorProductVersions
OISF suricata < 6.0.20>= 7.0.0, < 7.0.6

Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References