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Vulnerability Database · Debian · Package report

flac: vulnerability history, versions and safety

flac is a package in the Debian ecosystem. Vulert records 18 vulnerabilities for it across 2 releases, from Oct 2007 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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18 vulnerabilities recorded U18
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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 flac vulnerabilities

Vulert verdict on flac i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 18 Sep 2023. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 18 vulnerabilities on record across 15 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 18 over 15 years · 0 in the last year i
  • Latest disclosure 18 Sep 2023 i
  • Highest CVSS 7.8 i
  • With no published fix 0 i

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01 Versions

Which versions are affected

Every version Vulert holds for flac, 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
1.3.3-2 U4 Yes Details →
1.3.3-2+deb11u1 U3 Yes Details →

Newest 2 of 2 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2007 8
  • 2014 4
  • 2018 1
  • 2020 1
  • 2021 1
  • 2023 3

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 18 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for flac

The 5 most severe of 18 vulnerabilities recorded for this package

Search all 18 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Buffer Overflow Vulnerability in FLAC Package: CVE-2020-22219 7.8 high 1.3.3-2+deb11u2 22 Aug 2023
Heap Buffer Overflow Vulnerability in FLAC Package N/A unrated 1.3.3-2 15 Dec 2020
Critical Buffer Overflow Vulnerability in FLAC Package N/A unrated 1.3.0-3 26 Nov 2014
Heap-Based Buffer Overflow in FLAC Package: Remote Code Execution Vulnerability N/A unrated 1.3.0-3 26 Nov 2014
Critical Buffer Overflow Vulnerability in FLAC Package N/A unrated 1.2.1-1 07 Dec 2007

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

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Questions

About flac

Is flac safe to use?

Vulert records 18 vulnerabilities for flac in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 18 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 flac have?

18 vulnerabilities are recorded for flac in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 18 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 flac vulnerabilities disclosed?

0 vulnerabilities were recorded for flac in the last 12 months, and the oldest entry in this database dates to 12 Oct 2007. 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 flac 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 flac for upcoming vulnerabilities?

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