GHSA-9663-MQMP-P9MM python-zeroconf: Unbounded TC-deferred queue allows LAN-local memory exhaustion via spoofed-source flood

Impact AsyncListener.handlequeryordefer retained every truncated TC-bit incoming query in self.deferredaddr and armed a per-addr timer in self.timersaddr that flushed the reassembled query within 500 ms RFC 6762 §18.5. Neither the per-addr list nor the number of distinct addr keys was capped, and...

EulerOS 2.0 SP13 : avahi (EulerOS-SA-2026-2321)

According to the versions of the avahi packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any...

EulerOS 2.0 SP11 : avahi (EulerOS-SA-2026-2235)

According to the versions of the avahi packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In versions 0.9rc2 and below,...

EulerOS Virtualization 2.10.0 : avahi (EulerOS-SA-2026-2042)

According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In 0.9-rc2 and earlier, ...

Allocation of Resources Without Limits or Throttling

Overview zeroconf is a Pure Python Multicast DNS Service Discovery Library Bonjour/Avahi compatible Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the DNSCache.asyncadd. Any unauthenticated host on the local link can exhaust system...

Allocation of Resources Without Limits or Throttling

Overview zeroconf is a Pure Python Multicast DNS Service Discovery Library Bonjour/Avahi compatible Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the DNSIncoming.logexceptiondebug function and the exception-deduplication, which stores...

GHSA-PHVX-9MGW-67R5 zeroconf: Unbounded exception-dedup state retains packet buffers via traceback frame locals, enabling LAN-local memory exhaustion

Impact DNSIncoming.logexceptiondebug and the four QuietLogger exception-dedup methods stored an unbounded seenlogs dict keyed by strsys.excinfo1. The seven IncomingDecodeError messages raised from readname / decodelabelsatoffset RFC 6762 §18 name-decoding error paths all embed self.source — the...

Uncontrolled Recursion

Overview zeroconf is a Pure Python Multicast DNS Service Discovery Library Bonjour/Avahi compatible Affected versions of this package are vulnerable to Uncontrolled Recursion via the DNSIncoming.decodelabelsatoffset function. An attacker can cause excessive CPU consumption and log flooding by...

PT-2026-45025

Impact DNSIncoming. log exception debug and the four QuietLogger exception-dedup methods stored an unbounded seen logs dict keyed by strsys.exc info1. The seven IncomingDecodeError messages raised from read name / decode labels at offset RFC 6762 §18 name-decoding error paths all embed self.sourc...

Exploit for Incorrect Implementation of Authentication Algorithm in Google Android

ADB TLS Auth Bypass Exploit CVE-2026-0073 An automated netw...

Windows Snipping Tool - NTLMv2 Hash Hijack

Exploit Title: Windows Snipping Tool - NTLMv2 Hash Hijack Date: 2026-04-22 Exploit Author: nu11secur1ty Video Demo: https://www.patreon.com/posts/cve-2026-33829-156243398 Vendor Homepage: https://www.microsoft.com Software Link: Built-in Windows Snipping Tool Version: Windows 10, Windows 11,...

CLSA-2026-1778112033 avahi: Fix of CVE-2026-24401

CVE-2026-24401: fix avahi-daemon crash on receipt of unsolicited mDNS responses containing self-referencing CNAME records by detecting CNAME loops in lookuphandlecname to prevent uncontrolled recursion and stack exhaustion; also includes two related DoS fixes in the same lookup path from upstream...

SUSE-SU-2026:1442-1 Security update for avahi

This update for avahi fixes the following issue: - CVE-2026-24401: avahi-daemon can be crashed via a segmentation fault by sending an unsolicited mDNS response containing a recursive CNAME record bsc1257235...

Security update for avahi

This update for avahi fixes the following issue: CVE-2026-24401: avahi-daemon can be crashed via a segmentation fault by sending an unsolicited mDNS response containing a recursive CNAME record bsc1257235. Patch Instructions: To install this SUSE update use the SUSE recommended installation metho...

OESA-2026-1982 avahi security update

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. This enables you to plug your laptop or computer into a network and instantly be able to view other people who you can chat with, find printers to print to or find files being shared...

SUSE-SU-2026:21117-1 Security update for avahi

This update for avahi fixes the following issues: - CVE-2026-24401: Fix unsolicited mDNS response containing a recursive CNAME record. bsc1257235...

SUSE-SU-2026:21127-1 Security update for avahi

This update for avahi fixes the following issues: - CVE-2026-24401: Fix unsolicited mDNS response containing a recursive CNAME record. bsc1257235...

PT-2026-30270

Name of the Vulnerable Software and Affected Versions Avahi versions prior to 0.9-rc4 Description Avahi, a system for local network service discovery using mDNS/DNS-SD, is susceptible to a denial-of-service condition. An unprivileged local user can terminate the avahi-daemon process by sending a...

DEBIAN-CVE-2026-5245

A vulnerability was found in Cesanta Mongoose up to 7.20. This impacts the function handlemdnsrecord of the file mongoose.c of the component mDNS Record Handler. Performing a manipulation of the argument buf results in stack-based buffer overflow. Remote exploitation of the attack is possible. A...

CVE-2026-5245 Cesanta Mongoose mDNS Record mongoose.c handle_mdns_record stack-based overflow

A vulnerability was found in Cesanta Mongoose up to 7.20. This impacts the function handlemdnsrecord of the file mongoose.c of the component mDNS Record Handler. Performing a manipulation of the argument buf results in stack-based buffer overflow. Remote exploitation of the attack is possible. A...