CVE-2021-31871

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CVSS 3.1

7.5 high

EPSS

2%p78

Published

Apr 30, 2021 (Apr 30, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in klibc before 2.0.9. An integer overflow in the cpio command may result in a NULL pointer dereference on 64-bit systems.

Vendors: klibc project debian
Products: klibc, debian linux
Weakness: CWE-190
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.9%)

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