PT-2026-35136

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RxRPC component where RESPONSE packets were not strictly limited to the service challenge phase. This allowed duplicate or late RESPONSE packets to re-run the setu...

Linux Distros Unpatched Vulnerability : CVE-2026-31676

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rxrpc: only handle RESPONSE during service challenge Only process RESPONSE packets while the service connection is still in RXRPCCONNSERVICECHALLENGING. Check...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper state checking in the rxrpc service challenge phase. This vulnerability may lead to...

DEBIAN-CVE-2026-31640

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpcpostresponse, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

CVE-2026-31640

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpcpostresponse, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

CVE-2026-40611

A flaw was found in lego, the Let's Encrypt client and ACME library written in Go. A malicious ACME Automated Certificate Management Environment server can exploit a path traversal vulnerability in the webroot HTTP-01 challenge provider. By supplying a specially crafted challenge token containing...

CVE-2026-31640

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpcpostresponse, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

EUVD-2026-25533

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpcpostresponse, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

CVE-2026-31640

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpcpostresponse, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

CVE-2026-31640 rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpcpostresponse, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound via the ntlmssp.Negotiator process. An attacker can cause a panic and crash the application by sending a specially crafted NTLM challenge message. Remediation Upgrade github.com/Azure/go-ntlmssp to version...

CVE-2026-32952 go-ntlmssp NTLM challenges can panic on malformed payloads

go-ntlmssp is a Go package that provides NTLM/Negotiate authentication over HTTP. Prior to version 0.1.1, a malicious NTLM challenge message can causes an slice out of bounds panic, which can crash any Go process using ntlmssp.Negotiator as an HTTP transport. Version 0.1.1 patches the issue...

EUVD-2026-25374

go-ntlmssp is a Go package that provides NTLM/Negotiate authentication over HTTP. Prior to version 0.1.1, a malicious NTLM challenge message can causes an slice out of bounds panic, which can crash any Go process using ntlmssp.Negotiator as an HTTP transport. Version 0.1.1 patches the issue...

CVE-2026-32952

go-ntlmssp is a Go package that provides NTLM/Negotiate authentication over HTTP. Prior to version 0.1.1, a malicious NTLM challenge message can causes an slice out of bounds panic, which can crash any Go process using ntlmssp.Negotiator as an HTTP transport. Version 0.1.1 patches the issue...

PT-2026-34992

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix use of wrong skb when comparing queued RESP challenge serial In rxrpc post response, the code should be comparing the challenge serial number from the cached response before deciding to switch to a newer response, but...

GHSA-PJCQ-XVWQ-HHPJ go-ntlmssp NTLM challenges can panic on malformed payloads

go-ntlmssp is a Go package that provides NTLM/Negotiate authentication over HTTP. Prior to version 0.1.1, a malicious NTLM challenge message can causes an slice out of bounds panic, which can crash any Go process using ntlmssp.Negotiator as an HTTP transport. Version 0.1.1 patches the issue...

Command-Injection

📄 Write-up : Command Injection - Filter Bypass Root-Me Challe...

CVE-2025-70994

Yadea T5 Electric Bicycles models manufactured in/after 2024 have a weak authentication mechanism in their keyless entry system. The system utilizes the EV1527 fixed-code RF protocol without implementing rolling codes or cryptographic challenge-response mechanisms. This is vulnerable to signal...

An Analysis of Attack Vectors against FIDO2 Authentication

Phishing attacks remain one of the most prevalent threats to online security, with the Anti-Phishing Working Group reporting over 890,000 attacks in Q3 2025 alone. Traditional password-based authentication is particularly vulnerable to such attacks, prompting the development of more secure...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the Webroot HTTP-01 challenge provider. An attacker can write arbitrary files to the filesystem by supplying crafted challenge tokens containing directory traversal sequences. Details A Directory Traversal attack...