CVE-2026-22263 Suricata http1: quadratic complexity in headers parsing over multiple packets

Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available...

CVE-2026-22263 Suricata http1: quadratic complexity in headers parsing over multiple packets

Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available...

CVE-2025-59147 Suricata is Vulnerable to Detection Bypass via Crafted Multiple SYN Packets

Suricata is a network IDS, IPS and NSM engine developed by the OISF Open Information Security Foundation and the Suricata community. Versions 7.0.11 and below, as well as 8.0.0, are vulnerable to detection bypass when crafted traffic sends multiple SYN packets with different sequence numbers with...

CVE-2025-30256

A denial of service vulnerability exists in the HTTP Header Parsing functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted series of HTTP requests can lead to a reboot. An attacker can send multiple network packets to trigger this vulnerability...

CVE-2017-13711

A use-after-free issue was found in the Slirp networking implementation of the Quick emulator QEMU. It occurs when a Socket referenced from multiple packets is freed while responding to a message. A user/process could use this flaw to crash the QEMU process on the host resulting in denial of...

Siemens SIMATIC S7-400 (all versions) and S7-410 < 8.2.1 Multiple Packets DOS

Binary data 720171.prm...

QEMU: Slirp: use-after-free when sending response

A use-after-free issue was found in the Slirp networking implementation of the Quick emulator QEMU. It occurs when a Socket referenced from multiple packets is freed while responding to a message. A user/process could use this flaw to crash the QEMU process on the host resulting in denial of...

QEMU: Slirp: use-after-free when sending response

A use-after-free issue was found in the Slirp networking implementation of the Quick emulator QEMU. It occurs when a Socket referenced from multiple packets is freed while responding to a message. A user/process could use this flaw to crash the QEMU process on the host resulting in denial of...

DarkMagic Flooder Denial of Service Tool

DarkMagic Flooder is a denial-of-service attack tool associated with malicious activity. The tool crafts and sends multiple packets that can potentially cause attacked systems to become temporarily unresponsive. Note: This protection is supported from version R75.40VS and above and cannot be...

CVE-2007-1496

nfnetlinklog in netfilter in the Linux kernel before 2.6.20.3 allows attackers to cause a denial of service crash via unspecified vectors involving the 1 nfulnlrecvconfig function, 2 using "multiple packets per netlink message", and 3 bridged packets, which trigger a NULL pointer dereference...

PopMessenger <= 1.60 Remote Denial of Service Exploit

Exploit for unknown platform in category dos / poc ===================================================== PopMessenger include include include ifdef WIN32 include include "winerr.h" define close closesocket else include include include include include include endif define VER "0.1" define PORT 847...

VisNetic ActiveDefense 1.3.1 - GET Multiple Denial of Service Vulnerabilities

VisNetic ActiveDefense 1.3.1 - GET Multiple Denial of Service Vulnerabilities source: https://www.securityfocus.com/bid/7428/info A denial of service vulnerability has been discovered in VisNetic ActiveDefense. The problem occurs when multiple HTTP requests are subsequently made to a server,...