Bug 2160382 (CVE-2023-23457)

Summary:	CVE-2023-23457 upx: SEGV on PackLinuxElf64::invert_pt_dynamic() in p_lx_elf.cpp
Product:	[Other] Security Response	Reporter:	TEJ RATHI <trathi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	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.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-01-14 05:00:37 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2160385, 2160386
Bug Blocks:	2154251

Description TEJ RATHI 2023-01-12 08:26:16 UTC

A Segmentation fault was found in UPX in invert_pt_dynamic() function 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.

https://github.com/upx/upx/issues/631
https://github.com/upx/upx/commit/779b648c5f6aa9b33f4728f79dd4d0efec0bf860

Comment 1 TEJ RATHI 2023-01-12 08:26:55 UTC

Created upx tracking bugs for this issue:

Affects: epel-all [bug 2160386]
Affects: fedora-all [bug 2160385]

Comment 2 Product Security DevOps Team 2023-01-14 05:00:36 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.