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Vulnerability Database · Debian · Package report

zchunk: vulnerability history, versions and safety

zchunk is a package in the Debian ecosystem. Vulert records 1 vulnerability for it across 12 releases, first recorded in Oct 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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1 vulnerabilities recorded U1
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1 with no fix published

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

See the unfixed vulnerabilities →
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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 zchunk vulnerabilities

Vulert verdict on zchunk i

Updated on 23 Oct 2026

Careful: one of the 1 vulnerabilities Vulert records for this package has no fix yet. Plan around that one, or apply its workaround. The rest have a fixed version to move to.

Long-term outlook: usable, but needs attention 1 vulnerability on record across 1 year, none in the last year.

What to do: Plan around the 1 vulnerability 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 1 over 1 year · 0 in the last year i
  • Latest disclosure 19 Oct 2023 i
  • Highest CVSS 7.8 i
  • With no published fix 1 i

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01 Versions

Which versions are affected

Every version Vulert holds for zchunk, 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 12 of 12 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2023 1

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 1 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for zchunk

The 1 most severe of 1 vulnerabilities recorded for this package

Search all 1 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Critical Integer Overflow Vulnerability in zchunk Package 7.8 high No fix published 19 Oct 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 zchunk

Is zchunk safe to use?

Vulert records 1 vulnerabilities for zchunk in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 1 not yet rated. 1 of them has no published fix yet, so that is the one to avoid or mitigate.

How many vulnerabilities does zchunk have?

1 vulnerability is recorded for zchunk in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 1 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 zchunk vulnerabilities disclosed?

0 vulnerabilities were recorded for zchunk in the last 12 months, and the oldest entry in this database dates to 19 Oct 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 zchunk 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 zchunk for upcoming vulnerabilities?

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