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Vulnerability Database · Debian · Package report

c-ares: vulnerability history, versions and safety

c-ares is a package in the Debian ecosystem. Vulert records 4 vulnerabilities for it across 4 releases, from Aug 2021 to Sep 2023. 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 c-ares vulnerabilities

Vulert verdict on c-ares i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 15 Sep 2023. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 4 vulnerabilities on record across 2 years, 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 2 years · 0 in the last year i
  • Latest disclosure 15 Sep 2023 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 c-ares, 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
1.14.0-1 U4 Yes Details →
1.14.0-1+deb10u3 U1 Yes Details →
1.14.0-1+deb10u2 U2 Yes Details →
1.14.0-1+deb10u1 U3 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

  • 2021 1
  • 2023 3

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 c-ares

The 4 most severe of 4 vulnerabilities recorded for this package

Search all 4 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
c-ares - Arbitrary Length Stack Overflow N/A unrated 1.14.0-1+deb10u2 18 Feb 2023
c-ares - Security Update (DLA-3471-1) N/A unrated 1.14.0-1+deb10u3 26 Jun 2023
c-ares - Buffer Overflow Vulnerability N/A unrated 1.14.0-1+deb10u4 15 Sep 2023
Security Update for c-ares N/A unrated 1.14.0-1+deb10u1 10 Aug 2021

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

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Questions

About c-ares

Is c-ares safe to use?

Vulert records 4 vulnerabilities for c-ares 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 c-ares have?

4 vulnerabilities are recorded for c-ares 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 c-ares vulnerabilities disclosed?

0 vulnerabilities were recorded for c-ares in the last 12 months, and the oldest entry in this database dates to 10 Aug 2021. 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 c-ares 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 c-ares for upcoming vulnerabilities?

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