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Vulnerability Database · Debian · Package report

qt6-base: vulnerability history, versions and safety

qt6-base is a package in the Debian ecosystem. Vulert records 11 vulnerabilities for it across 8 affected ranges, from Jun 2023 to Jul 2025. 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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11 vulnerabilities recorded U11
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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 qt6-base vulnerabilities

Vulert verdict on qt6-base i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 11 Jul 2025. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 11 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 11 over 2 years · 0 in the last year i
  • Latest disclosure 11 Jul 2025 i
  • Highest CVSS n/a i
  • With no published fix 0 i

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01 Versions

Which versions are affected

Vulert records these vulnerabilities by affected range rather than by individual release, so these are the ranges to check. Filter above to find the version you run.

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Affected range Vulnerabilities
up to 6.8.2+dfsg-9 (exclusive) 1
up to 6.8.2+dfsg-8 (exclusive) 1
up to 6.8.2+dfsg-6 (exclusive) 2
up to 6.8.2+dfsg-5 (exclusive) 2
up to 6.6.2+dfsg-8 (exclusive) 2
up to 6.4.2+dfsg-21 (exclusive) 1
up to 6.4.2+dfsg-20 (exclusive) 1
up to 6.4.2+dfsg-11 (exclusive) 1

02 Disclosure history

How often vulnerabilities are recorded

  • 2023 4
  • 2024 2
  • 2025 5

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 11 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for qt6-base

The 5 most severe of 11 vulnerabilities recorded for this package

Search all 11 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Heap-based Buffer Overflow in QTextMarkdownImporter Affects qt6-base Package N/A unrated 6.8.2+dfsg-6 11 Apr 2025
Critical TLS Certificate Validation Vulnerability in Qt Packages N/A unrated 6.4.2+dfsg-11 05 Jun 2023
Critical Application Crash Vulnerability in Qt Packages N/A unrated 6.4.2+dfsg-20 20 Aug 2023
Infinite Loop Vulnerability in Qt Packages: CVE-2023-38197 N/A unrated 6.6.2+dfsg-8 13 Jul 2023
Critical HPack Integer Overflow Vulnerability in Qt6 and QtBase Packages N/A unrated 6.4.2+dfsg-21 24 Dec 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 qt6-base

Is qt6-base safe to use?

Vulert records 11 vulnerabilities for qt6-base in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 11 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 qt6-base have?

11 vulnerabilities are recorded for qt6-base in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 11 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 qt6-base vulnerabilities disclosed?

0 vulnerabilities were recorded for qt6-base in the last 12 months, and the oldest entry in this database dates to 05 Jun 2023. 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 qt6-base 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 qt6-base for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the qt6-base version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.