High 1 exploited CVE DLA-2534-1 1 CVE

sudo - security update

Published Jan 26, 2021 · Updated Mar 9, 2026

Ecosystem: Debian

Fixed packages 1

Release	Package	Fixed in
Debian · 9	sudo	1.8.19p1-2.1+deb9u3

Vulnerabilities 1

High 7.8

CVE-2021-3156 Exploited Public exploit EPSS 100%

Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privileg…

sudo sudo sudo Debian Ubuntu Alpine

Jan 26, 2021
KEV Apr 6, 2022