Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ipvs: use parsed transport offset in TCP state lookup TCP state handling re-parses the skb to locate the TCP header. For IPv6, it uses sizeofstruct ipv6hdr; however, the surrounding IPVS code has already parsed the packet using...

CVE-2024-38063

CVE-2024-38063 Overview In August 2024, Microsoft released a patch for a Windows TCP/IP Remote Code Execution RCE vulnerability. Some researchers have already published Proofs of ConceptPoC for this vulnerability, and around the same time, PatchPoint researchers also completed their analysis and...

CVE-CVSS--CVE-2024-38063-IPv6-TCP-IP-Remote-Code-Execution-Analysis

🔐 CVE-2024-38063 — IPv6 TCP/IP Remote Code Execution Analysis 📌 Project Description This project presents a technical analysis and practical demonstration of the critical vulnerability CVE-2024-38063 , disclosed by Microsoft during Patch Tuesday August 13, 2024. The vulnerability affects the...

TED

TED TED: Abusing Tunnel Nodes and IPv6 Extension Headers for DDoS Attacks...

CVE-2026-98852

A flaw was found in the Linux kernel's networking subsystem. An attacker could exploit this vulnerability by sending specially crafted encapsulated IPv6 network traffic, leading to a Denial of Service DoS. This issue stems from improper validation and parsing of IPv6 extension headers in tunneled...

Unity Linux 20.1020e / 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-142513)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142513 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop The ah, hbh and rt matche...

SUSE CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

Linux Distros Unpatched Vulnerability : CVE-2026-98573

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

DEBIAN-CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

AZL-109367 CVE-2026-98573 affecting package kernel for versions less than 6.6.159.1-1

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

UBUNTU-CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

CVE-2026-98573 net: skbuff: fix pull-bound underflow in skb_checksum_setup_ipv6()

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

CVE-2026-98573

The Linux kernel is vulnerable to an underflow in skb_checksum_setup_ipv6() within the net: skbuff component. The skb_maybe_pull_tail() function fails to ensure that the max argument is at least skb_headlen(skb), leading to a wrap-around to a negative delta when parsing IPv6 extension headers on ...

EUVD-2026-103618

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

CVE-2026-98573 net: skbuff: fix pull-bound underflow in skb_checksum_setup_ipv6()

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

PT-2026-116792

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An underflow issue exists in the skb checksum setup ipv6 function within the network skbuff component. The skb maybe pull tail function subtracts skb headlenskb from an unsigned max...

CVE-2026-98573: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...