CVE-2019-20051

MEDIUM

Upx - Denial of Service

Title source: rule

Description

A floating-point exception was discovered in PackLinuxElf::elf_hash in p_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash, which leads to denial of service.

References (3)

[Exploit, Issue Tracking, Third Party Advisory] https://github.com/upx/upx/issues/313

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/

Scores

CVSS v3 5.5

EPSS 0.0032

EPSS Percentile 54.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

CWE

CWE-682

Status published

Affected Products (3)

upx/upx

fedoraproject/fedora

Timeline

Published Dec 27, 2019

Tracked Since Feb 18, 2026