Linux Distros Unpatched Vulnerability : CVE-2026-35501

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When NLnet Labs Unbound 1.0.1 up to and including version 1.26.1 is configured with both a root trust anchor and an additional 'trust-anchor:' for an...

PT-2026-120506

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions 1.0.1 through 1.26.1 Description A flaw exists when the software is configured with both a root trust anchor and an additional trust-anchor: for an island-of-security zone whose parent is provably insecure under the...

CVE-2026-85555

DNSSEC validation bypass and cache poisoning in PowerDNS Recursor via out-of-band NS resolution...

AlmaLinux 9.2 [TuxCare] Security Update: bind / bind-chroot / bind-devel / bind-dnssec-doc / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1792588358)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1792588358 advisory. - For a secondary zone with transfers restricted by TSIG, named may start to serve the data provided in a zone transfer before the...

RockyLinux 8 : bind9.16 (RLSA-2026:79113)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:79113 advisory. bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling CVE-2026-19667 bind: BIND: Denial of Service via...

Amazon Linux 2 : unbound (ALAS-2026-4000)

The version of unbound installed on the remote host is prior to 1.7.3-15. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-4000 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC validation enable...

Amazon Linux 2023 : bind, bind-chroot, bind-devel (ALAS2023-2026-3221)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-3221 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC validation enabled, this could result in DNS resolution failures, including for names in...

RockyLinux 8 : bind (RLSA-2026:79162)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:79162 advisory. bind9: bind: BIND 9: Denial of Service via 16-bit length truncation in DNS negative cache handling CVE-2026-19667 bind: BIND: Denial of Service via...

AlmaLinux 10 : rust-sequoia-sq (ALSA-2026:85848)

The remote AlmaLinux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:85848 advisory. hickory-resolver: hickory-resolver: DNSSEC validation bypass allows forged DNS records CVE-2026-93657 rustls-webpki: rustls-webpki: Denial of Service vi...

Amazon Linux 2 : dnsmasq (ALASDNSMASQ-2026-005)

The version of dnsmasq installed on the remote host is prior to 2.90-1. It is, therefore, affected by a vulnerability as referenced in the ALAS2DNSMASQ-2026-005 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC validation...

Fedora 43 : bind / bind-dyndb-ldap (2026-aba85b9a89)

The remote Fedora 43 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2026-aba85b9a89 advisory. Security updates using git snapshot Release 9.18 is end-of-life upstream. Apply security fixes including medium CVEs from somehow maintained git...

Amazon Linux 2023 : python3-unbound, unbound, unbound-anchor (ALAS2023-2026-3222)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-3222 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC validation enabled, this could result in DNS resolution failures, including for names in...

RockyLinux 10 : rust-sequoia-sq (RLSA-2026:85848)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:85848 advisory. hickory-resolver: hickory-resolver: DNSSEC validation bypass allows forged DNS records CVE-2026-93657 rustls-webpki: rustls-webpki: Denial of Service v...

Amazon Linux 2 : unbound (ALASUNBOUND-1.17-2026-012)

The version of unbound installed on the remote host is prior to 1.17.0-2. It is, therefore, affected by a vulnerability as referenced in the ALAS2UNBOUND-1.17-2026-012 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC...

PowerDNS -- Multiple vulnerabilities

PowerDNS reports: CVE-2026-73206: A crafted DNS packet can cause a denial of service decompressing the DNS names in the packet CVE-2026-73205: A malicious client can cause too many TCP connections in TIMEWAIT state CVE-2026-85555: DNSSEC validation bypass and cache poisoning in PowerDNS Recursor...

Security update for bind

This update for bind fixes the following issues: CVE-2026-19033: Unauthenticated IXFR deltas are applied to the live zone before TSIG verification bsc1280430. CVE-2026-19662: qpcache NOQNAME proof use-after-free crashes recursive resolver bsc1280432. CVE-2026-19666: Use-after-free in...

CLSA-2026-1790962865 unbound: Fix of 4 CVEs

CVE-2026-82720: pop each reply off the mesh reply list before it is dropped or answered, detach the tcpreqinfo and DoH stream references and clear the h2 stream mesh states when a DoH session is dropped, so an RPZ drop or jostled query can no longer leave a dangling DoH stream reference that is...

hickory-resolver: hickory-resolver: DNSSEC validation bypass allows forged DNS records

A flaw was found in hickory-resolver. This vulnerability allows attackers to bypass Domain Name System Security Extensions DNSSEC authentication checks. By controlling the answering zone or being positioned on the network path, an attacker can have forged DNS records accepted as validated, leadin...

Important: Red Hat Security Advisory: rust-sequoia-sq security update

An update for rust-sequoia-sq is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabili...

SUSE-SU-2026:24376-1 Security update for unbound

This update for unbound fixes the following issues: - CVE-2026-77860: 'serve-expired' can bypass Unbound 'wait-limit' bsc1280403. - CVE-2026-77955: Possible ZONEMD verification bypass window bsc1280404. - CVE-2026-78227: Use-after-free in DoQ stream output buffer on reset re-transmission...