CVE-2026-121944

A flaw was found in sngrep. This vulnerability allows an attacker to cause a Denial of Service DoS by convincing a user to open a specially crafted packet capture PCAP file. Due to improper validation in the packet reassembly routine, processing malformed Netfilter logging NFLOG data triggers an...

CVE-2026-121944

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

CVE-2026-121944

Versions of sngrep through 1.9.0 are vulnerable to an infinite loop vulnerability located in the capture_packet_reasm_ip() function within src/capture.c. An attacker can trigger a denial of service (DoS) by providing a pcap file with a link type of NFLOG that contains a non-payload TLV with a len...

CVE-2026-121944 sngrep through 1.9.0 Infinite Loop DoS via Crafted NFLOG TLV

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

CVE-2026-121944 sngrep through 1.9.0 Infinite Loop DoS via Crafted NFLOG TLV

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

EUVD-2026-116901

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

CVE-2026-121944: irontec sngrep: sngrep through 1.9.0 contains an infinite loop vulnerability in capture_packet_reasm_ip() in src/capture.c that allows…

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

PT-2026-136964

sngrep through 1.9.0 contains an infinite loop vulnerability in capture packet reasm ip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the...

CVE-2026-121944

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

UBUNTU-CVE-2026-121944

sngrep through 1.9.0 contains an infinite loop vulnerability in capturepacketreasmip in src/capture.c that allows attackers to cause denial of service via crafted NFLOG TLVs. Attackers can supply a pcap file with link type NFLOG containing a non-payload TLV with length under 4, making the capture...

PT-2026-79665

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the netfilter component of the Linux kernel. The ebt nflog frontend passes an explicit ULOG log type to the nf log packet function without holding a...

CVE-2026-31428

A flaw was found in the Linux kernel's netfilter component. When manually constructing the NFULAPAYLOAD netlink attribute, uninitialized padding bytes are not properly cleared. This oversight allows a local user to access stale heap memory contents through the NFLOG netlink socket, leading to...

Synology SRM DHCP monitor hostname parsing Denial of Service Vulnerability

Summary An exploitable denial of service vulnerability exists in the DHCP monitor’s hostname parsing functionality of Synology SRM 1.2.3 MR2200ac 8017 and 1.2.3 RT2600ac 8017. A specially crafted network request can cause an out-of-bounds read resulting in a denial of service. An attacker can sen...

Webfwlog 1.01 - Web-Based Firewall Log Analysis and Reporting

Webfwlog is a flexible web-based firewall log analyzer and reporting tool. It supports standard system logs for linux, FreeBSD, OpenBSD, NetBSD, Solaris, Irix, OS X, etc. as well as Windows XP®. Supported log file formats are netfilter, ipfilter, ipfw, ipchains and Windows XP®. Webfwlog also...

Chinese Groups Found Targeting Govt, Military Systems

Two Chinese cyber espionage campaigns are working in tandem in hopes of sniffing out trade secrets from surrounding nations. Researchers from FireEye outlined information about the two attack groups yesterday in advance of a more comprehensive report. One of the groups, Moafree, operates out of t...