Medium severity5.5NVD Advisory· Published Dec 27, 2019· Updated Jun 17, 2026

CVE-2019-20051

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Upx/Upx2 versions
cpe:2.3:a:upx:upx:3.95:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:upx:upx:3.95:*:*:*:*:*:*:*
- (no CPE)range: =3.95
Fedoraproject/Fedora2 versions
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
UPX/UPXdescription

Patches

Vulnerability mechanics

References

github.com/upx/upx/issues/313nvdExploitIssue TrackingThird Party Advisory
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/nvd
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/nvd

News mentions

No linked articles in our index yet.

cvss	0.358
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000