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Vulnerability Database · Debian · Package report

avahi: vulnerability history, versions and safety

avahi is a package in the Debian ecosystem. Vulert records 37 vulnerabilities for it across 17 releases, from Nov -0001 to Apr 2026. 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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37 vulnerabilities recorded U37
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8 with no fix published

No patched version yet — these are the ones to plan around.

See the unfixed vulnerabilities →
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3 in the last 12 months

Most recent disclosure 04 Apr 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all avahi vulnerabilities

Vulert verdict on avahi i

Updated on 23 Oct 2026

Careful: 8 of the 37 vulnerabilities Vulert records for this package have no fix yet. Plan around those, or apply the workaround listed for each. The rest have a fixed version to move to.

Long-term outlook: usable, but needs attention 37 vulnerabilities on record across 2026 years, 3 in the last year.

What to do: Plan around the 8 vulnerabilities with no published fix: each lists the affected range and any workaround that reduces exposure. No fix yet: Vulert alerts you the moment one is published. Monitor it with Vulert →

  • Vulnerabilities on record 37 over 2026 years · 3 in the last year i
  • Latest disclosure 04 Apr 2026 i
  • Highest CVSS 6.5 i
  • With no published fix 8 i

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01 Versions

Which versions are affected

Every version Vulert holds for avahi, 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.

Newest 17 of 17 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 0 3
  • 2006 8
  • 2007 2
  • 2008 2
  • 2009 2
  • 2010 2
  • 2011 2
  • 2017 1
  • 2021 3
  • 2023 6
  • 2024 3
  • 2025 1
  • 2026 2

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 3 of the 37 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for avahi

The 5 most severe of 37 vulnerabilities recorded for this package

Search all 37 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Critical Segmentation Fault Vulnerability in Avahi Package 6.5 medium No fix published 24 Jan 2026
Denial of Service Vulnerability in Avahi Package: Unlimited Client Connections 5.5 medium No fix published 18 Dec 2025
Denial of Service Vulnerability in Avahi Package: CVE-2006-2288 N/A unrated 0.6.10-1 10 May 2006
Buffer Overflow Vulnerability in Avahi Package - CVE-2006-2289 N/A unrated 0.6.10-1 10 May 2006
Infinite Loop Vulnerability in Avahi Package: CVE-2021-3468 N/A unrated 0.8-5+deb11u2 02 Jun 2021

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 avahi

Is avahi safe to use?

Vulert records 37 vulnerabilities for avahi in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 37 not yet rated. 8 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does avahi have?

37 vulnerabilities are recorded for avahi in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 37 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 avahi vulnerabilities disclosed?

3 vulnerabilities were recorded for avahi in the last 12 months, and the oldest entry in this database dates to 30 Nov -0001. 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 avahi 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 avahi for upcoming vulnerabilities?

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