CVE-2026-53014

A flaw was found in the Linux kernel. When the kernel's traffic control TC subsystem processes network packets for redirection across different types of network devices, it can incorrectly handle packet headers. This can lead to corruption of network packet data. A local attacker could potentiall...

CVE-2026-53091

The CVE-2026-53091 issue concerns the Linux kernel’s handling of GSO packet headers during qdisc_pkt_len_segs_init(). The root cause is that many ndo_start_xmit() paths assume headers are already in skb->head, while tso_build_hdr() may copy from skb->data, and qdisc_pkt_len_segs_init() diss...

Cisco IOS XR 安全漏洞

Cisco IOS XR is an operating system developed by the American company Cisco for its network devices. There is a security vulnerability in Cisco IOS XR, which stems from insufficient input validation of IS-IS packet headers. This vulnerability may lead to unexpected restarts of the IS-IS process a...

tcpdump 4.99.6

tcpdump allows you to dump the traffic on a network. It can be used to print out the headers and/or contents of packets on a network interface that matches a given expression. You can use this tool to track down network problems, to detect many attacks, or to monitor the network activities...

EUVD-2025-36691

Incorrect access control on Dataphone A920 v2025.07.161103 exposes a service on port 8888 by default on the local network without authentication. This allows an attacker to interact with the device via a TCP socket without credentials. Additionally, sending an HTTP request to the service on port...

CVE-2025-61234

Incorrect access control on Dataphone A920 v2025.07.161103 exposes a service on port 8888 by default on the local network without authentication. This allows an attacker to interact with the device via a TCP socket without credentials. Additionally, sending an HTTP request to the service on port...

CVE-2025-61234

Incorrect access control on Dataphone A920 v2025.07.161103 exposes a service on port 8888 by default on the local network without authentication. This allows an attacker to interact with the device via a TCP socket without credentials. Additionally, sending an HTTP request to the service on port...

CVE-2025-61234

Incorrect access control on Dataphone A920 v2025.07.161103 exposes a service on port 8888 by default on the local network without authentication. This allows an attacker to interact with the device via a TCP socket without credentials. Additionally, sending an HTTP request to the service on port...

[SECURITY] Fedora 40 Update: tcpdump-4.99.4-7.fc40

Tcpdump is a command-line tool for monitoring network traffic. Tcpdump can capture and display the packet headers on a particular network interface or on all interfaces. Tcpdump can display all of the packet headers, or just the ones that match particular criteria. Install tcpdump if you need a...

tcpdump security update

An update is available for tcpdump. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The tcpdump packages contain the tcpdump utility for monitoring network...

[SECURITY] Fedora 36 Update: tcpdump-4.99.4-1.fc36

Tcpdump is a command-line tool for monitoring network traffic. Tcpdump can capture and display the packet headers on a particular network interface or on all interfaces. Tcpdump can display all of the packet headers, or just the ones that match particular criteria. Install tcpdump if you need a...

[SECURITY] Fedora 38 Update: tcpdump-4.99.4-1.fc38

Tcpdump is a command-line tool for monitoring network traffic. Tcpdump can capture and display the packet headers on a particular network interface or on all interfaces. Tcpdump can display all of the packet headers, or just the ones that match particular criteria. Install tcpdump if you need a...

CVE-2022-3643

Guests can trigger NIC interface reset/abort/crash via netback It is possible for a guest to trigger a NIC interface reset/abort/crash in a Linux based network backend by sending certain kinds of packets. It appears to be an unwritten? assumption in the rest of the Linux network stack that packet...

UBUNTU-CVE-2022-3643

Guests can trigger NIC interface reset/abort/crash via netback It is possible for a guest to trigger a NIC interface reset/abort/crash in a Linux based network backend by sending certain kinds of packets. It appears to be an unwritten? assumption in the rest of the Linux network stack that packet...

Guests can trigger NIC interface reset/abort/crash via netback

ISSUE DESCRIPTION It is possible for a guest to trigger a NIC interface reset/abort/crash in a Linux based network backend by sending certain kinds of packets. It appears to be an unwritten? assumption in the rest of the Linux network stack that packet protocol headers are all contained within th...

tcpdump bug fix and enhancement update

The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces. Bug Fixes and Enhancements: RFE tcpdump support for direction and interface needed in AlmaLinux8...

ALEA-2022:0359 tcpdump bug fix and enhancement update

The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces. Bug Fixes and Enhancements: RFE tcpdump support for direction and interface needed in AlmaLinux8...

ALSA-2021:4236 Low: tcpdump security and bug fix update

The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces. Security Fixes: tcpdump: ppp decapsulator can be convinced to allocate a large amount of memory...

CVE-2020-17438

An issue was discovered in uIP 1.0, as used in Contiki 3.0 and other products. The code that reassembles fragmented packets fails to properly validate the total length of an incoming packet specified in its IP header, as well as the fragmentation offset value specified in the IP header. By crafti...

[SECURITY] Fedora 32 Update: tcpdump-4.9.3-4.fc32

Tcpdump is a command-line tool for monitoring network traffic. Tcpdump can capture and display the packet headers on a particular network interface or on all interfaces. Tcpdump can display all of the packet headers, or just the ones that match particular criteria. Install tcpdump if you need a...