CVE-2026-66374

Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ DNS-over-QUIC receive path...

CVE-2026-66374

Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ DNS-over-QUIC receive path...

PT-2026-64452

Name of the Vulnerable Software and Affected Versions Knot Resolver versions prior to 6.4.1 Description A heap-based buffer overflow exists in the DoQ DNS-over-QUIC receive path, which could allow remote code execution. A heap-based buffer overflow occurs when a program writes more data to a...

CVE-2026-66374: Improper Validation of Specified Quantity in Input

Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ DNS-over-QUIC receive path...

Linux Distros Unpatched Vulnerability : CVE-2026-55991

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In NLnet Labs Unbound 1.22.0 up to and including 1.25.1, a remote unauthenticated client can trigger a libngtcp2 assertion if compiled with assertions on and...

Linux Distros Unpatched Vulnerability : CVE-2026-39155

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can...

Linux Distros Unpatched Vulnerability : CVE-2026-11622

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A DNSSEC validating resolver that is under a random subdomain attack against a DNSSEC-signed zone can suffer from runaway memory usage. The attacker needs to be...

Linux Distros Unpatched Vulnerability : CVE-2026-66374

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ DNS- over-QUIC receive path. CVE-2026-66374 Note that Nessus...

amusing-app (>=0.2.0, <=0.4.2), music-tool-kit (>=1.3.9, <=1.3.21) +6 more potentially affected by CVE-2026-55404 via yt-dlp (2024.4.9)

yt-dlp PYPI version 2024.4.9 is affected by a known vulnerability. The following packages have a transitive dependency on yt-dlp and may be impacted: - amusing-app =0.2.0, =1.3.9, =0.2.0, =0.0.5, =2024.4.26.post1, =2024.5.11 Source cves: CVE-2026-55404 Source advisory: OSV:GHSA-6V4J-43GG-VJ32...

SUSE CVE-2026-39155

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...

NPM: seroval: `seroval.fromJSON()` Promise resolver type confusion invokes attacker-controlled methods during deserialization

NPM: seroval: seroval.fromJSON Promise resolver type confusion invokes attacker-controlled methods during deserialization vulnerability discovered by ? in WordPress Npm seroval versions = 1.5.2...

CVE-2026-39155

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...

CVE-2026-39155

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...

UBUNTU-CVE-2026-39155

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...

knot-doq

Knot Resolver 6.3.0 — DNS-over-QUIC heap overflow → RCE PoC...

CVE-2026-52684

If the auth responds very slowly and the records expire in between, the capping of TTLs is not enforced for lack of data. This does not happen on regular resolve as then then the child records are used immediately if not expired and thus valid, or the records are expired, and in that case not use...

CVE-2026-39155

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...

CVE-2026-39155

Knot DNS versions before 3.4.10 and 3.5.x before 3.5.4 are impacted by a vulnerability in the mod-onlinesign component. The root cause is an incorrect computation of the next NSEC owner name , which creates an overly broad authenticated denial interval. This flaw allows downstream validating reso...

CVE-2026-39155

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...

PT-2026-64166

Knot DNS before 3.4.10 and 3.5.x before 3.5.4 contains a vulnerability in mod-onlinesign where the next NSEC owner name can be computed incorrectly. This can create an overly broad authenticated denial interval, allowing downstream validating resolvers using aggressive negative caching to...