CVE-2026-77955

A flaw was found in Unbound. This vulnerability affects ZONEMD configured zones that are located below a trust anchor, allowing tampered zone contents to be served or stored to disk before integrity checks are completed. This occurs due to the asynchronous resolution of DS/DNSKEY records, which...

CVE-2026-77955

In NLnet Labs Unbound 1.13.2 up to and including 1.26.1, a vulnerability in ZONEMD configured zones zonemd-check: yes which are located below but not at a trust anchor allow for an attack window where tampered with zone contents are served or stored to disk prior to the ZONEMD integrity check. Th...

CVE-2026-77955 Possible ZONEMD verification bypass window

In NLnet Labs Unbound 1.13.2 up to and including 1.26.1, a vulnerability in ZONEMD configured zones zonemd-check: yes which are located below but not at a trust anchor allow for an attack window where tampered with zone contents are served or stored to disk prior to the ZONEMD integrity check. Th...

EUVD-2026-80287

In NLnet Labs Unbound 1.13.2 up to and including 1.26.1, a vulnerability in ZONEMD configured zones zonemd-check: yes which are located below but not at a trust anchor allow for an attack window where tampered with zone contents are served or stored to disk prior to the ZONEMD integrity check. Th...

CVE-2026-77955

NLnet Labs Unbound versions 1.13.2 through 1.26.1 are affected by a timing window in ZONEMD verification for zones configured with zonemd-check: yes located below (but not at) a trust anchor. The root cause is the asynchronous DS/DNSKEY resolution required before the ZONEMD integrity check comple...

CVE-2026-42390

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

CVE-2026-42390

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

CVE-2026-42390 ZONEMD validation can be bypassed

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

CVE-2026-42390

An invalid zone might pass ZONEMD validation while it should not. This is only relevant if ZoneToCache is configured with ZONEMD validation...

CVE-2026-33601

The CVE-2026-33601 issue affects the zoneToCache function when fed by a malicious authoritative server. The underlying fault is a missing consistency check that can allow a crafted zone to trigger a null pointer dereference, resulting in a denial of service. Reported CVSSv3.1 metrics indicate net...

powerdns-recursor -- vulnerabilities

PowerDNS Team reports: CVE-2026-3361: ZoneToCache can poison the cache CVE-2026-40012: Information about ECS zero scoped answers might leak to clients that use a specific ECS CVE-2026-42005: Unbounded resource consumption in internal webserver CVE-2026-42387: Insufficient input validation in...

openSUSE Security Update : nsd (openSUSE-2020-2222)

This update for nsd fixes the following issues : nsd was updated to the new upstream release 4.3.4 FEATURES : - Merge PR 141: ZONEMD RR type. BUG FIXES : - Fix that symlink does not interfere with chown of pidfile boo1179191, CVE-2020-28935 - Fix 128: Fix that the invalid port number is logged fo...

Security update for nsd (moderate)

openSUSE Security Update: Security update for nsd Announcement ID: openSUSE-SU-2020:2222-1 Rating: moderate References: 1157331 1179191 Cross-References: CVE-2019-13207 CVE-2020-28935 Affected Products: openSUSE Leap 15.2 openSUSE Leap 15.1 openSUSE Backports SLE-15-SP2 openSUSE Backports...