CLSA-2026-1792648513 Fix of 13 CVEs

SECURITY UPDATE: CPU exhaustion via malformed DNSKEY records - debian/patches/CVE-2025-8677.patch: fail validation on invalid DNSKEY in lib/dns/validator.c. - CVE-2025-8677 SECURITY UPDATE: cache poisoning through forged records in answers - debian/patches/CVE-2025-40778.patch: tighten resolver...

SUSE SLES15 Security Update : bind (SUSE-SU-2026:4772-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4772-1 advisory. - CVE-2026-19033: Unauthenticated IXFR deltas are applied to the live zone before TSIG verification bsc1280430. - CVE-2026-19662:...

Unbound 1.26.1 Multiple Vulnerabilities

Unbound versions through 1.26.1 contain a DNS-over-QUIC use-after-free, two DNSSEC trust-island bypasses, an aggregate decompression-work issue, and a cache side channel. Version 1.26.2 fixes these issues...

Fedora 43 : bind9-next (2026-d47a436e71)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-d47a436e71 advisory. Update to 9.21.26 rhbz2489832 Security Fixes: - Prevent excessive CPU use validating crafted DNSSEC responses. CVE-2026-19668 - Require a TSIG on...

Rocky Linux 10.2 [CIQ] Security Update: rust-sequoia-sq-debugsource / sequoia-sq / sequoia-sq-debuginfo Multiple Vulnerabilities (crlsa-2026_85848)

The Rocky Linux 10.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202685848 advisory. hickory-resolver: hickory-resolver: DNSSEC validation bypass allows forged DNS records CVE-2026-93657 rustls-webpki: rustls-webpki: Denial of Service v...

rust-sequoia-sq security update

An update is available for rust-sequoia-sq. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Command-line frontends for Sequoia. Security Fixes: hickory-resolver...

RLSA-2026:85848 Important: rust-sequoia-sq security update

Command-line frontends for Sequoia. Security Fixes: hickory-resolver: hickory-resolver: DNSSEC validation bypass allows forged DNS records CVE-2026-93657 rustls-webpki: rustls-webpki: Denial of Service via crafted Certificate Revocation List CVE-2026-93599 For more details about the security...

DEBIAN-CVE-2026-35501

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

AZL-109821 CVE-2026-35501 affecting package unbound 1.26.1-1

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

CVE-2026-35501

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

CVE-2026-35501

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

EUVD-2026-107151

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

CVE-2026-35501

NLnet Labs Unbound versions 1.0.1 through 1.26.1 are vulnerable to a DNSSEC validation bypass. When configured with a root trust anchor and a secondary trust-anchor: for an island-of-security zone under an insecure parent, an attacker can provide a forged NSEC reply with the SOA bit cleared. The ...

CVE-2026-35501 Bypass of a configured island trust anchor underneath an insecure parent from an atacker-controlled NSEC record.

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

CVE-2026-35501

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 island-of-security zone whose parent is provably insecure under the root chain, a malicious actor with a forged NSEC reply with the SOA bit cleared...

CVE-2026-85555

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

Amazon Linux 2 : dnsmasq (ALAS-2026-4002)

The version of dnsmasq installed on the remote host is prior to 2.76-16. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-4002 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC validation enabled...

Amazon Linux 2 : bind (ALAS-2026-4001)

The version of bind installed on the remote host is prior to 9.11.4-26.P2. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-4001 advisory. Amazon Linuxvended DNS resolvers shipped with an older DNSSEC root signing key. For hosts configured with DNSSEC validation...

RHEL 8 : bind9.16 (RHSA-2026:79113)

"The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:79113 advisory. The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named...

Amazon Linux 2023 : systemd, systemd-boot-unsigned, systemd-container (ALAS2023-2026-3224)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-3224 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...