OESA-2026-3442 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport...

OESA-2026-3371 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport...

OESA-2026-3370 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport...

OESA-2026-3369 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport...

OESA-2026-3368 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport...

SUSE-SU-2026:23123-1 Security update for dnsdist

This update for dnsdist fixes the following issues: Update to 1.9.15. Changes for dnsdist: - https://www.dnsdist.org/changelog.htmlchange-1.9.15 - https://www.dnsdist.org/changelog.htmlchange-1.9.14 Security issues fixed: - CVE-2026-40011: invalid output produced in the prometheus endpoint when a...

DNSdist -- vulnerabilities

The DNSdist team reports: CVE-2026-40011: Prometheus denial of service via crafted DNS queries CVE-2026-42004: EDNS options smuggling CVE-2026-42005: Insufficient input validation of internal web server CVE-2026-40208: Denial of service via DoH3 queries CVE-2026-40209: Denial of service via IXFR...

CVE-2026-35579

CoreDNS is a DNS server written in Go. In versions prior to 1.14.3, the gRPC, QUIC, DoH, and DoH3 transport implementations incorrectly handle TSIG authentication. For gRPC and QUIC, the server checks whether the TSIG key name exists in the configuration but never calls dns.TsigVerify to validate...