Bug 1202549 – VUL-1: CVE-2020-27787: upx: segfault in invert_pt_dynamic() function in p_lx_elf.cpp

Bug 1202549 - (CVE-2020-27787) VUL-1: CVE-2020-27787: upx: segfault in invert_pt_dynamic() function in p_lx_elf.cpp

(CVE-2020-27787)
Summary:	VUL-1: CVE-2020-27787: upx: segfault in invert_pt_dynamic() function in p_lx_...

Status:	RESOLVED FIXED

Classification:	openSUSE
Product:	openSUSE Distribution
Classification:	openSUSE
Component:	Basesystem
Version:	Leap 15.3
Hardware:	Other Other

Priority:	P5 - None Severity: Minor (vote)
Target Milestone:	---
Assigned To:	E-mail List
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/340284/
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Reported:	2022-08-19 07:34 UTC by Alexander Bergmann
Modified:	2022-08-19 07:37 UTC (History)
CC List:	1 user (show)

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Found By:	Security Response Team
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Description Alexander Bergmann 2022-08-19 07:34:47 UTC

CVE-2020-27787

A Segmentaation 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.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-27787
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27787
https://github.com/upx/upx/commit/e2f60adc95334f47e286838dac33160819c5d74d
https://github.com/upx/upx/issues/333

Comment 1 Alexander Bergmann 2022-08-19 07:37:33 UTC

Closing bug as already fixed.

openSUSE:Backports:SLE-15-SP3:Update/upx  3.96

$ git tag --contains e2f60adc95334f47e286838dac33160819c5d74d
v3.96