firefox: thunderbird: Same-origin policy bypass in the Networking: DNS component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: DNS component...

Important: ldns security update

The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define a higher level API which allows a programmer to for instance create or sign packets. Security Fixes: ldns: ldns: Off-path poisoning attacks due to...

PT-2026-67575

Name of the Vulnerable Software and Affected Versions Node.js versions 22.x Node.js versions 24.x Node.js versions 26.x Description A flaw exists where the dns.resolveAny function causes the Node.js process to abort when a DNS response contains more than 256 A records. Repeatedly triggering this...

EUVD-2026-51574

DSSRF is a Node.js library that provides a wide range of utilities and advanced SSRF defense checks. Prior to 1.0.5, isurlsafe can treat localhost as safe when DNS resolver 1.1.1.1 returns NXDOMAIN because dns.resolve4 yields no address and no dns.lookup fallback occurs, allowing server-side...

SUSE CVE-2026-13379

The Windows interactive service in OpenVPN 2.7alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process...

[SECURITY] Fedora 43 Update: unbound-1.25.2-1.fc43

Unbound is a validating, recursive, and caching DNSSEC resolver. The C implementation of Unbound is developed and maintained by NLnet Labs. It is based on ideas and algorithms taken from a java prototype developed by Verisign labs, Nominet, Kirei and ep.net. Unbound is designed as a set of modula...

The vulnerability of the Unbound DNS server, related to improper blocking of resources, allows a hacker to trigger a service failure.

The vulnerability of the Unbound DNS server is related to improper blocking of resources. Exploiting this vulnerability can allow a malicious actor to cause service failures...

Fedora 43 : unbound (2026-3170ee6a1c)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-3170ee6a1c advisory. Update to 1.25.2 rhbz2506061 Security fixes: - Fix CVE-2026-14586, Assertion in libngtcp2 when under pressure in high concurrency DNS-over-QUIC...

CVE-2026-17924

An use after free flaw was found in the DNS component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=513714124...

Security update for perl-Net-DNS

This update for perl-Net-DNS fixes the following issue CVE-2026-64194: RFC 1035 compression pointers are followed via recursion with no depth limit established, which can lead to DoS when specially crafted DNS packets are parsed bsc1272214. Patch Instructions: To install this SUSE update use the...

EUVD-2026-51233

The Windows interactive service in OpenVPN 2.7alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process...

CVE-2026-13379

The Windows interactive service in OpenVPN 2.7alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process...

CVE-2026-13379

CVE-2026-13379 affects the Windows interactive service component of OpenVPN, versions 2.7_alpha1 through 2.7.4. The vulnerability allows remote attackers to cause persistent DNS state pollution or a service crash by supplying a crafted search domain during the disconnection process. The connected...

EUVD-2026-51149

Swarms through 6.8.1, fixed in commit 8b0fc9e, contains a server-side request forgery vulnerability in the issafeurl function that fails to validate hostnames through DNS resolution, allowing attackers to bypass the blocklist. Attackers can supply user-controlled image or audio URLs that resolve ...

CVE-2026-58218

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-58218

CVE-2026-58218 affects Samba’s internal DNS server. Unauthenticated TKEY registration requests are added to the TKEY name cache before rejection, allowing a remote attacker to cause cache exhaustion and evict legitimate TKEY entries, blocking TSIG-authenticated DNS queries and causing denial-of-s...

EUVD-2026-51128

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-58218 Samba: dns signing dos via tkey name cache exhaustion

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-58218

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-58218

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...