Undici: Malicious WebSocket 64-bit length overflows parser and crashes the client

Impact A server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24....

GHSA-F269-VFMQ-VJVJ Undici: Malicious WebSocket 64-bit length overflows parser and crashes the client

Impact A server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24....

CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

Uncaught Exception

Overview undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Uncaught Exception in the ByteParser when handling a specially crafted WebSocket frame with an extremely large 64-bit length. An attacker can cause the process to termina...

CVE-2026-1528 undici is vulnerable to Malicious WebSocket 64-bit length overflows undici parser and crashes the client

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process. Patches Patched in the undici version v7.24.0 and v6.24.0...

Buffer-Overflow-PoC

Buffer Overflow PoC — ret2libc on x86-64 Linux Overview D...

undici 安全漏洞

Undici is an open-source HTTP/1.1 client developed by Node.js. There is a security vulnerability in Undici, which stems from ByteParser’s internal mathematical operation overflow when processing WebSocket frames that use 64-bit length formats and have extremely large lengths. This could lead to t...

PT-2026-25075

Name of the Vulnerable Software and Affected Versions undici versions prior to 7.24.0 undici versions prior to 6.24.0 Description A server can respond with a WebSocket frame utilizing the 64-bit length format and an excessively large length value. The ByteParser component within undici experience...

CVE-2019-25485

R 3.4.4 on Windows x64 contains a buffer overflow vulnerability in the GUI Preferences language menu field that allows local attackers to bypass DEP and ASLR protections. Attackers can inject a crafted payload through the Language for menus preference to trigger a structured exception handler cha...

CVE-2019-25485 R 3.4.4 Windows x64 Buffer Overflow SEH DEP ASLR Bypass

R 3.4.4 on Windows x64 contains a buffer overflow vulnerability in the GUI Preferences language menu field that allows local attackers to bypass DEP and ASLR protections. Attackers can inject a crafted payload through the Language for menus preference to trigger a structured exception handler cha...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview Magick.NET-Q16-arm64 is a Magick.NET allows you can use ImageMagick without having to install ImageMagick on your server or desktop. More information about specific builds see the official docs https://github.com/dlemstra/Magick.NET/tree/main/docs Affected versions of this package are...

AVideo 操作系统命令注入漏洞

AVideo is an open-source broadcast network creation tool developed by the World Wide Broadcast Network. Prior to version 7.0 of AVideo, there was a vulnerability related to operating system command injection. This vulnerability allowed unauthenticated attackers to execute arbitrary operating syst...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005635)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005635 advisory. In the Linux kernel, the following vulnerability has been resolved: x86/MCE/AMD: Use an u64 for bankmap Thee maximum number of MCA banks is 64 MAXNRBANKS, see...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: libceph: fixed invalid accesses to cephconnectionv1info. There is a place where generic code in messenger.c reads from certain fields, and another place where it writes to members of the con-v1 union without checking that those...

CVE-2026-23128

A flaw was found in the Linux kernel on arm64 systems with Control Flow Integrity CFI enabled. During hibernate resume, the swsusparchresume function attempts to verify a CFI hash when calling swsusparchsuspendexit, which is marked as SYMCODE and lacks a CFI hash. This causes a data abort DABT an...

CVE-2026-23128

In the Linux kernel, the following vulnerability has been resolved: arm64: Set nocfi on swsusparchresume A DABT is reported1 on an android based system when resume from hiberate. This happens because swsusparchsuspendexit is marked with SYMCODE and does not have a CFI hash, but swsusparchresume...

2026-02 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems (KB5075912)

2026-02 Cumulative Update for Windows 10 Version 21H2 for x64-based Systems KB5075912...

2026-02 Cumulative Update for Windows Server 2016 for x64-based Systems (KB5075999)

2026-02 Cumulative Update for Windows Server 2016 for x64-based Systems KB5075999...

Important: kernel-livepatch-6.1.158-178.288

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: remove never-working support for setting nsh fields CVE-2025-40254 Affected Packages: kernel-livepatch-6.1.158-178.288 Issue Correction: Please ensure you have live patching enabled. Run dnf upda...