OESA-2026-2509 dnsmasq security update

Dnsmasq provides network infrastructure for small networks: DNS, DHCP, router advertisement and network boot. It is designed to be lightweight and have a small footprint, suitable for resource constrained routers and firewalls. It has also been widely used for tethering on smartphones and portabl...

Exploit for CVE-2026-5172

CVE20265172poc CVE-2026-5172: buffer overflow in extractaddre...

OESA-2026-2436 dnsmasq security update

Dnsmasq provides network infrastructure for small networks: DNS, DHCP, router advertisement and network boot. It is designed to be lightweight and have a small footprint, suitable for resource constrained routers and firewalls. It has also been widely used for tethering on smartphones and portabl...

OESA-2026-2435 dnsmasq security update

Dnsmasq provides network infrastructure for small networks: DNS, DHCP, router advertisement and network boot. It is designed to be lightweight and have a small footprint, suitable for resource constrained routers and firewalls. It has also been widely used for tethering on smartphones and portabl...

SUSE-SU-2026:21733-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Security issues: - CVE-2026-2291: dnsmasq can be abused to record false cached data enabling DoS or attacker redirect bsc1258251. - CVE-2026-4890: DoS vulnerability in the DNSSEC validation bsc1265001. - CVE-2026-4891: heap-based out-of-bounds re...

SUSE-SU-2026:21640-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Security issues: - CVE-2026-2291: dnsmasq can be abused to record false cached data enabling DoS or attacker redirect bsc1258251. - CVE-2026-4890: DoS vulnerability in the DNSSEC validation bsc1265001. - CVE-2026-4891: heap-based out-of-bounds re...

SUSE-SU-2026:21788-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Security issues: - CVE-2026-2291: dnsmasq can be abused to record false cached data enabling DoS or attacker redirect bsc1258251. - CVE-2026-4890: DoS vulnerability in the DNSSEC validation bsc1265001. - CVE-2026-4891: heap-based out-of-bounds re...

EUVD-2026-29156

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

ALPINE-CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

CVE-2026-5172 CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

CVE-2026-5172

dnsmasq has a CVE-2026-5172 vulnerability: a buffer overflow in extract_addresses() can cause a heap out-of-bounds read and crash when processing a malformed DNS response. Exploitation is network-based (no user interaction). Remediation in the public advisories includes upgrading dnsmasq to a fix...

CVE-2026-5172 CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

PT-2026-39702

Name of the Vulnerable Software and Affected Versions dnsmasq affected versions not specified Description A buffer overflow in the extract addresses function allows an attacker to trigger a heap out-of-bounds read and cause a crash. This occurs when a malformed DNS response is processed, enabling...

DNSmasq 安全漏洞

DNSmasq is a DNS configuration tool developed by Simon Kelley. DNSmasq has a security vulnerability, which stems from a buffer overflow in the extractaddresses function. This vulnerability allows attackers to trigger heap-based out-of-bounds reads by exploiting malformed DNS responses, causing a...

Linux Distros Unpatched Vulnerability : CVE-2026-5172

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A buffer overflow in dnsmasq's extractaddresses function allows an attacker to trigger a heap out-of- bounds read and crash by exploiting a malformed DNS...

OSV-2021-934 Heap-buffer-overflow in extract_addresses

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35865 Crash type: Heap-buffer-overflow WRITE 1 Crash state: extractaddresses FuzzExtractTheAddress fuzzrfc1035.c...