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CVE-2026-80274

Medium priority
Needs evaluation

(If a BIND resolver sends a query for a DNSSEC-signed authoritative zon ...)

3 affected packages

bind9, isc-dhcp, bind9-libs

Package 16.04 LTS
bind9 Needs evaluation
isc-dhcp Not affected
bind9-libs
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CVE-2026-80225

Medium priority
Needs evaluation

In NLnetLabs Unbound up to and including 1.26.0, a degradation of service vulnerability is present in the TCP/DoT reading procedure where there is no limit on consecutive reads. A malicious actor that can stream and sustain a rate...

1 affected package

unbound

Package 16.04 LTS
unbound Needs evaluation
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CVE-2026-79994

Medium priority
Needs evaluation

The guest-to-host Unix-domain socket relay in Docker Sandboxes validates that a socket path is inside an authorized workspace, but later reconnects using the pathname. A malicious guest can replace an intermediate directory with a...

2 affected packages

docker.io, docker.io-app

Package 16.04 LTS
docker.io Needs evaluation
docker.io-app
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CVE-2026-79993

Medium priority
Needs evaluation

(The `deleteContainer` opcode (0x14/20) is processed without verifying ...)

1 affected package

zookeeper

Package 16.04 LTS
zookeeper Needs evaluation
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CVE-2026-78301

Medium priority
Needs evaluation

(A malformed zone may contain an NS or DNAME node above its origin, whi ...)

3 affected packages

bind9, isc-dhcp, bind9-libs

Package 16.04 LTS
bind9 Needs evaluation
isc-dhcp Not affected
bind9-libs
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CVE-2026-78227

Medium priority
Needs evaluation

NLnet Labs Unbound 1.22.0 up to and including 1.26.1, has a use-after-free vulnerability when compiled for DNS-over-QUIC support with '--with-libngtcp2'. Each DoQ stream owns an output buffer that holds the DNS response. ngtcp2's...

1 affected package

unbound

Package 16.04 LTS
unbound Needs evaluation
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CVE-2026-77955

Medium priority
Needs evaluation

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...

1 affected package

unbound

Package 16.04 LTS
unbound Needs evaluation
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CVE-2026-77860

Medium priority
Needs evaluation

In NLnetLabs Unbound 1.20.0 up to and including 1.26.0, a vulnerability on the 'serve-expired' code path can cause a double decrement on the 'wait-limit' counter per client IP essentially bypassing one of the counter measures that...

1 affected package

unbound

Package 16.04 LTS
unbound Needs evaluation
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CVE-2026-77692

Medium priority
Needs evaluation

(An attacker can cause `named` to abort by sending a crafted DNS-over-H ...)

3 affected packages

bind9, isc-dhcp, bind9-libs

Package 16.04 LTS
bind9 Needs evaluation
isc-dhcp Not affected
bind9-libs
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CVE-2026-77119

Medium priority
Needs evaluation

(A validly signed NSEC3 from an unrelated sibling zone may be accepted ...)

3 affected packages

bind9, isc-dhcp, bind9-libs

Package 16.04 LTS
bind9 Needs evaluation
isc-dhcp Not affected
bind9-libs
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