vulnerability

Ubuntu: USN-5379-1 (CVE-2021-31871): klibc vulnerabilities

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Apr 30, 2021
Added
Apr 19, 2022
Modified
Aug 18, 2025

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.

Solutions

ubuntu-pro-upgrade-klibc-utilsubuntu-pro-upgrade-libklibc
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.