CVE-2023-23457

A Segmentation fault was found in UPX in PackLinuxElf64::invert_pt_dynamic() in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2160382	Issue Tracking Patch Third Party Advisory
https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860	Patch Third Party Advisory
https://github.com/upx/upx/issues/631	Exploit Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/
https://bugzilla.redhat.com/show_bug.cgi?id=2160382	Issue Tracking Patch Third Party Advisory
https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860	Patch Third Party Advisory
https://github.com/upx/upx/issues/631	Exploit Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EL3BVKIGG3SH6I3KPOYQAWCBD4UMPOPI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TGEP3FBNRZXGLIA2B2ICMB32JVMPREFZ/

Configurations

Configuration 1 (hide)

cpe:2.3:a:upx:upx:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:36:::::::*
	cpe:2.3:o:fedoraproject:fedora:37:::::::*

History

11 Apr 2025, 12:27

Type	Values Removed	Values Added
CPE	cpe:2.3:a:upx_project:upx::::::::	cpe:2.3:a:upx:upx::::::::
First Time		Upx Upx upx

Information

Published : 2023-01-12 19:15

Updated : 2025-04-11 12:27

NVD link : CVE-2023-23457

Mitre link : CVE-2023-23457

CVE.ORG link : CVE-2023-23457

JSON object : View

Products Affected

fedoraproject

fedora

upx

upx

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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