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Vulnerability · Published Jan 6, 2025 · Assigned by GitHub_M

CVE-2024-55627Suricata segfault on StreamingBufferSlideToOffsetWithRegions

Medium 5.9

In plain English

A medium-severity heap buffer overflow 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 1.0% (higher than 63% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)1.0%top 36.6% 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. Prior to 7.0.8, a specially crafted TCP stream can lead to a very large buffer overflow while being zero-filled during initialization with memset due to an unsigned integer underflow. The issue has been addressed in Suricata 7.0.8.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.21suricata7.0.8-r0ALPINE-CVE-2024-55627
Alpine:v3.22suricata7.0.8-r0ALPINE-CVE-2024-55627
Alpine:v3.23suricata7.0.8-r0ALPINE-CVE-2024-55627
Alpine:v3.24suricata7.0.8-r0ALPINE-CVE-2024-55627
Debian:13suricata1:7.0.8-1DEBIAN-CVE-2024-55627
Debian:14suricata1:7.0.8-1DEBIAN-CVE-2024-55627
Ubuntu:22.04:LTSsuricatano fix listedUBUNTU-CVE-2024-55627
Ubuntu:24.04:LTSsuricatano fix listedUBUNTU-CVE-2024-55627

Affected products (as reported)

VendorProductVersions
OISF suricata < 7.0.8

Weakness: CWE-191, CWE-122 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

References