SB2024050750 - Multiple vulnerabilities in Suricata

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Always-Incorrect Control Flow Implementation (CVE-ID: CVE-2024-32867)

The vulnerability allows a remote attacker to bypass detection policies.

The vulnerability exists due to improper handling of overlapping fragments in the defragmentation logic when reassembling fragmented traffic. A remote attacker can send specially crafted fragmented packets to bypass detection policies.

2) Heap-based buffer overflow (CVE-ID: CVE-2024-32664)

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to heap-based buffer overflow in the base64 decoder when processing specially crafted traffic or datasets. A remote attacker can send specially crafted traffic or supply specially crafted datasets to cause a denial of service.

3) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2024-32663)

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to allocation of resources without limits or throttling in the HTTP/2 parser when handling compressed headers. A remote attacker can send a small amount of specially crafted HTTP/2 traffic to cause a denial of service.

Remediation

Install update from vendor's website.

References

• https://github.com/OISF/suricata/security/advisories/GHSA-xvrx-88mv-xcq5
• https://github.com/OISF/suricata/security/advisories/GHSA-79vh-hpwq-3jh7
• https://github.com/advisories/GHSA-79vh-hpwq-3jh7
• https://github.com/OISF/suricata/security/advisories/GHSA-9jxm-qw9v-266r