CVE-2024-55627 — Heap-based Buffer Overflow in Suricata

CWE-122 — Heap-based Buffer OverflowCWE-191 — Integer Underflow (Wrap or Wraparound)CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
7.5HIGHNVD
CNA5.9
EPSS
0.2%
top 62.95%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Oisf Suricata
Timeline
PublishedJan 6

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶CVEListV5oisf/suricata< 7.0.8
▶NVDoisf/suricata< 7.0.8
▶Debianoisf/suricata< 1:7.0.8-1+1

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
CVEList
Suricata segfault on StreamingBufferSlideToOffsetWithRegions↗2025-01-06
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OSV
CVE-2024-55627: Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine↗2025-01-06
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📋Vendor Advisories

1
Debian
CVE-2024-55627: suricata - Suricata is a network Intrusion Detection System, Intrusion Prevention System an...↗2024
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CVE-2024-55627 — Heap-based Buffer Overflow in Suricata | cvebase