vulnerability

Arch Linux: Denial of service (CVE-2021-20285)

Severity
8
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:C)
Published
Mar 26, 2021
Added
Jul 11, 2025
Modified
Jan 14, 2026

Description

A security issue was found in upx canPack in p_lx_elf.cpp in UPX 3.96 that allows attackers to cause a denial of service (SEGV or buffer overflow, and application crash) or possibly have unspecified other impacts via a crafted ELF.

Solution

arch-linux-upgrade-latest
Title
NEW

Explore Exposure Command

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