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Vulnerability Database · OSS-Fuzz · Package report

croaring: vulnerability history, versions and safety

croaring is a package in the OSS-Fuzz ecosystem. Vulert records 2 vulnerabilities for it across 1 affected range, first recorded in Mar 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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2 vulnerabilities recorded H2
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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 croaring vulnerabilities

Vulert verdict on croaring i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 12 Mar 2023. 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 12 Mar 2023 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
from 95de500c8dcbf2ba01c2677fe9097ce7db2f4f70 up to 2411b3be4ddf5cd982c8acadf56be109ba9d7b2c (exclusive) 2

02 Disclosure history

How often vulnerabilities are recorded

  • 2023 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 croaring

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 run_container_write in croaring package N/A high 2411b3be4ddf5cd982c8acadf56be109ba9d7b2c 07 Mar 2023
Heap-buffer-overflow in array_container_to_uint32_array in croaring N/A high 2411b3be4ddf5cd982c8acadf56be109ba9d7b2c 12 Mar 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 croaring

Is croaring safe to use?

Vulert records 2 vulnerabilities for croaring in OSS-Fuzz: 0 critical, 2 high, 0 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 croaring have?

2 vulnerabilities are recorded for croaring in the OSS-Fuzz ecosystem: 0 critical, 2 high, 0 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 croaring vulnerabilities disclosed?

0 vulnerabilities were recorded for croaring in the last 12 months, and the oldest entry in this database dates to 07 Mar 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 croaring 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 croaring for upcoming vulnerabilities?

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