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CVE-2024-55626— Suricata oversized bpf file can lead to buffer overflow

Quick assessment

Affected
OISF suricata
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Suricata是Open Information Security基金会的一个网络IDS、IPS和NSM引擎。 Suricata 7.0.8之前版本存在安全漏洞，该漏洞源于启动时提供给 Suricata 的大型 BPF 过滤器文件可能会导致 Suricata 启动时出现缓冲区溢出。

CVSS 3.3 · Low EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2024-55626

Vulnerability Information
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Vulnerability Title
Suricata oversized bpf file can lead to buffer overflow
Source: CVE Program / CVE List V5
Vulnerability Description
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.8, a large BPF filter file provided to Suricata at startup can lead to a buffer overflow at Suricata startup. The issue has been addressed in Suricata 7.0.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出导致缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Suricata 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Suricata是Open Information Security基金会的一个网络IDS、IPS和NSM引擎。 Suricata 7.0.8之前版本存在安全漏洞，该漏洞源于启动时提供给 Suricata 的大型 BPF 过滤器文件可能会导致 Suricata 启动时出现缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
OISF suricata < 7.0.8 -

II. Public POCs for CVE-2024-55626

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III. Intelligence Information for CVE-2024-55626

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Patches & Fixes for CVE-2024-55626 (1)

Vendor Advisories for CVE-2024-55626 (2)

Same Patch Batch · OISF · 2025-01-06 · 5 CVEs total

CVE-2024-55629 7.5 HIGH Suricata generic detection bypass using TCP urgent support
CVE-2024-55628 7.5 HIGH Suricata oversized resource names utilizing DNS name compression can lead to resource star
CVE-2024-55605 7.5 HIGH Suricata allows stack overflow in transforms
CVE-2024-55627 5.9 MEDIUM Suricata segfault on StreamingBufferSlideToOffsetWithRegions

IV. Related Vulnerabilities

Same product: suricata
Same vendor: OISF
Same weakness: CWE-680

V. Comments for CVE-2024-55626

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