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Vulnerability Database · Debian · Package report

knot-resolver: vulnerability history, versions and safety

knot-resolver is a package in the Debian ecosystem. Vulert records 4 vulnerabilities for it across 1 release, from Sep 2022 to Feb 2024. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

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4 vulnerabilities recorded U4
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0 with no fix published

Every vulnerability has a patched version to move to.

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0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all knot-resolver vulnerabilities

Vulert verdict on knot-resolver i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 27 Feb 2024. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 4 vulnerabilities on record across 1 year, none in the last year.

What to do: Move the affected dependencies to the fixed versions listed below, then keep the package monitored so the next vulnerability reaches you. Fix it, then keep watch: Vulert alerts you when a new vulnerability affects the version you run. Monitor it with Vulert →

  • Vulnerabilities on record 4 over 1 year · 0 in the last year i
  • Latest disclosure 27 Feb 2024 i
  • Highest CVSS n/a i
  • With no published fix 0 i

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01 Versions

Which versions are affected

Every version Vulert holds for knot-resolver, newest first, with the vulnerabilities that name it. A version with a count of zero has no recorded vulnerabilities; open a version to see the vulnerabilities it is exposed to.

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Version Vulert vulnerabilities Fix published Details
5.6.0-1 U2 Yes Details →

Newest 1 of 1 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2022 1
  • 2023 2
  • 2024 1

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 4 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for knot-resolver

The 4 most severe of 4 vulnerabilities recorded for this package

Search all 4 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
DSA-5633-1: Security Update for knot-resolver N/A unrated 5.6.0-1+deb12u1 27 Feb 2024
Denial of Service Vulnerability in Knot Resolver Package N/A unrated 5.5.3-1 23 Sep 2022
Denial of Service Vulnerability in Knot Resolver: Resource Consumption via Amplification Attacks N/A unrated 5.6.0-1 21 Feb 2023
TCP Reconnection Vulnerability in Knot Resolver: Impacting Debian Packages N/A unrated 5.6.0-1+deb12u1 22 Oct 2023

Vulnerability wrong, a fix missing, or a package we should cover? Report it and we will fix the record. Report Vulnerability Provide Feedback

Updated: 23/Oct/2026 · Vulnerabilities in our DB: 524315

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Questions

About knot-resolver

Is knot-resolver safe to use?

Vulert records 4 vulnerabilities for knot-resolver in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 4 not yet rated. Every one of them has a published fix, so the practical answer is to run a supported release and keep it patched.

How many vulnerabilities does knot-resolver have?

4 vulnerabilities are recorded for knot-resolver in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 4 not yet rated. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new knot-resolver vulnerabilities disclosed?

0 vulnerabilities were recorded for knot-resolver in the last 12 months, and the oldest entry in this database dates to 23 Sep 2022. Recency matters more than a lifetime total: it shows how actively new issues are being disclosed for the package you are considering.

Which versions of knot-resolver are affected?

Each vulnerability on this page lists the affected version range and the fixed version to move to. Open the vulnerability for the version you actually run — fixes are specific to a release line, not to the package as a whole.

How do I monitor knot-resolver for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the knot-resolver version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.