vulnerability

Debian: CVE-2021-30500: upx-ucl -- security update

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
May 27, 2021
Added
May 15, 2025
Modified
Mar 30, 2026

Description

Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.

Solution

no-fix-debian-deb-package
Title
Rapid7 Labs

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