cvedb.io
CVE-2021-33643
CRITICAL · CVSS 9.1
EPSS exploitation probability: 0%
Published 2022-08-10T20:15:20.450 · Last modified 2026-06-23T16:16:57.427

Summary

An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longlink, causing an out-of-bounds read.

Affected products

feep — libtar

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.