dnsglobe

dnsglobe 一款面向终端的世界级 DNS 传播检查工具 —— 一个 Rust TUI，它会并行查询全球 34 台公共 DNS 解析器，比较它们的应答，并在世界地图上显示你的记录的传播情况。 可以把 dnschecker.org / whatsmydns.net 想象成就在你的终端里，还带监视模式：启动一次检查后，它会持续重新轮询，直到记录在全球各地都完成传播。 解析器覆盖全球任播网络（Google、Cloudflare、Quad9）、北美、欧洲、俄罗斯、中东、东亚以及南半球（Telstra AU、SafeSurfer NZ、UOL...

ecs_checker

Herramienta de Detección Remota de EDNS Client Subnet ECS - CVE-2025-40766 Esta herramienta comprueba si un resolver DNS remoto soporta EDNS Client Subnet ECS — una extensión de DNS que puede exponer sistemas a vulnerabilidades de envenenamiento de caché o fuga de información como CVE-2025-40766....

EulerOS 2.0 SP11 : dnsmasq (EulerOS-SA-2026-3119)

According to the versions of the dnsmasq packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client...

EulerOS 2.0 SP13 : dnsmasq (EulerOS-SA-2026-2963)

According to the versions of the dnsmasq packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS...

Oracle Linux 10 : dnsmasq (ELSA-2026-19158)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-19158 advisory. - Prevent overflow in extractname function CVE-2026-2291 - Prevent DoS in DNSSEC validation CVE-2026-4890 - Prevent out-of-bounds read in DNSSEC...

dnsmasq security update

2.90-7 - Prevent overflow in extractname function CVE-2026-2291 - Prevent DoS in DNSSEC validation CVE-2026-4890 - Prevent out-of-bounds read in DNSSEC validation CVE-2026-4891 - Prevent out-of-bounds write in DHCPv6 server CVE-2026-4892 - Prevent source check avoidance by RFC 7871 client-subnet...

dnsmasq: Broken ECS source validation bypass

A validation bypass was discovered in dnsmasq's RFC 7871 client subnet ECS handling. When verifying ECS source information in DNS responses, dnsmasq passes the OPT record length instead of the full packet length to the validation function.This causes all internal bounds checks to fail, completely...

SUSE CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist's filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004 EDNS options smuggling

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

CVE-2026-42004 affects DNSdist via EDNS OPT handling. An attacker can craft an EDNS OPT record that DNSdist’s filtering ignores, but is rewritten to a valid OPT when EDNS Client Subnet is applied, allowing the backend to observe EDNS options DNSdist did not filter. Impact is limited to informatio...

CVE-2026-42004 EDNS options smuggling

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004 EDNS options smuggling

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

PT-2026-52384

Name of the Vulnerable Software and Affected Versions DNSdist affected versions not specified Description An attacker can send a crafted EDNS OPT record that bypasses DNSdist filtering rules. When EDNS Client Subnet is inserted, the record is rewritten as a valid OPT record, allowing the backend ...

CVE-2026-42004: Misinterpretation of Input

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

dnsmasq security update

2.85-18.1 - Prevent overflow in extractname function CVE-2026-2291 - Prevent DoS in DNSSEC validation CVE-2026-4890 - Prevent out-of-bounds read in DNSSEC validation CVE-2026-4891 - Prevent out-of-bounds write in DHCPv6 server CVE-2026-4892 - Prevent source check avoidance by RFC 7871 client-subn...