Linux skbuff Heap Buffer Overflow DoS

The vulnerability in the net/core/skbuff.c module of the Linux operating system is related to improper memory release before deleting the last reference. Exploiting this vulnerability can allow an attacker to cause a service failure...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not freeing socketdata, which could lead to a memory leak...

PT-2025-53159

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.5 Description The Linux kernel contained a flaw in the unix stream sendpage function where a null pointer dereference could occur. This issue arose from attempting to add data to the last socket buffer skb in t...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from insufficient space in the skb tail, which could lead to out-of-bounds access...

PT-2026-3763

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.62 Description The Linux kernel contained a flaw within the networking subsystem related to usercopy handling. Specifically, the skbuff fclone cache was initialized without defining a usercopy region, unlike...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not checking if skb-transportheader is set, which could lead to a null pointer dereference...

PT-2025-53238

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.5 Description The Linux kernel contains a flaw in the unix stream sendpage function related to a null-pointer dereference. This issue arises when handling sockets in a loop, potentially leading to a...

PT-2025-53050

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's mt76 mt7921 driver related to handling of transmit status txs in AMSDU Aggregated Multiple Small Data Units. If frames are aggregated in AMSDU, txs ma...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the use of an incorrect destructor function for the IPv6 request socket, which could lead to a memory leak...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a possible loss of txs in AMSDU by mt76 mt7921, which could lead to SKB leaks and network pauses...

Linux Distros Unpatched Vulnerability : CVE-2025-68363

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used:...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from unchecked sock4 and sock6 pointers, which could lead to null pointer dereferences...

SUSE CVE-2025-59529

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions up to and including 0.9-rc2, the simple protocol server ignores the documented client limit and accepts unlimited connections, allowing for easy local DoS. Although CLIENTSMAX ...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

PT-2026-2607

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The rose kill by device function in the Linux kernel incorrectly indexes an array, potentially leading to an out-of-bounds read or an invalid socket pointer dereference. The function...

SUSE CVE-2025-68161

The Socket Appender in Apache Log4j Core versions 2.0-beta9 through 2.25.2 does not perform TLS hostname verification of the peer certificate, even when the verifyHostName https://logging.apache.org/log4j/2.x/manual/appenders/network.htmlSslConfiguration-attr-verifyHostName configuration attribut...

Apache Log4j 2.x < 2.25.3 Missing TLS Hostname Verification Vulnerability - Windows

Apache Log4j is prone to a missing TLS hostname verification vulnerability in the socket appender. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

Apache Log4j 2.x < 2.25.3 Missing TLS Hostname Verification Vulnerability - Linux

Apache Log4j is prone to a missing TLS hostname verification vulnerability in the socket appender. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier:...

Improper Validation of Certificate with Host Mismatch

Overview org.apache.logging.log4j:log4j-core is a logging library for Java. Affected versions of this package are vulnerable to Improper Validation of Certificate with Host Mismatch due to the lack of TLS hostname verification in the SocketAppender component. An attacker can intercept or redirect...