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Vulnerability Database · OSS-Fuzz · Package report

unbound: vulnerability history, versions and safety

unbound is a package in the OSS-Fuzz ecosystem. Vulert records 2 vulnerabilities for it across 4 releases, first recorded in Jun 2020. 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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2 vulnerabilities recorded M2
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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 unbound vulnerabilities

Vulert verdict on unbound i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 26 Jun 2020. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 2 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 2 over 1 year · 0 in the last year i
  • Latest disclosure 26 Jun 2020 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 unbound, 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
release-1.10.1 M2 Yes Details →
release-1.10.0 M2 Yes Details →
release-1.10.0rc2 M2 Yes Details →
release-1.10.0rc1 M2 Yes Details →

Newest 4 of 4 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2020 2

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 2 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for unbound

The 2 most severe of 2 vulnerabilities recorded for this package

Search all 2 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Heap-buffer-overflow in dname_pkt_compare in unbound N/A medium f37242566b3187c1d715af6d0e4e0c5b75ccafeb 24 Jun 2020
Heap-buffer-overflow in dname_pkt_copy in unbound N/A medium f37242566b3187c1d715af6d0e4e0c5b75ccafeb 26 Jun 2020

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 unbound

Is unbound safe to use?

Vulert records 2 vulnerabilities for unbound in OSS-Fuzz: 0 critical, 0 high, 2 medium and 0 low. 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 unbound have?

2 vulnerabilities are recorded for unbound in the OSS-Fuzz ecosystem: 0 critical, 0 high, 2 medium and 0 low. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new unbound vulnerabilities disclosed?

0 vulnerabilities were recorded for unbound in the last 12 months, and the oldest entry in this database dates to 24 Jun 2020. 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 unbound 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 unbound for upcoming vulnerabilities?

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