Bug 1202551 (CVE-2020-27790) - VUL-1: CVE-2020-27790: upx: floating point exception issue in PackLinuxElf64::invert_pt_dynamic() function of p_lx_elf.cpp
Summary: VUL-1: CVE-2020-27790: upx: floating point exception issue in PackLinuxElf64:...
Status: RESOLVED FIXED
Alias: CVE-2020-27790
Product: openSUSE Distribution
Classification: openSUSE
Component: Basesystem (show other bugs)
Version: Leap 15.3
Hardware: Other Other
: P5 - None : Minor (vote)
Target Milestone: ---
Assignee: E-mail List
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/340283/
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Reported: 2022-08-19 07:35 UTC by Alexander Bergmann
Modified: 2022-08-19 07:37 UTC (History)
1 user (show)

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Found By: Security Response Team
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Description Alexander Bergmann 2022-08-19 07:35:03 UTC 
CVE-2020-27790

A floating point exception issue was discovered in UPX in
PackLinuxElf64::invert_pt_dynamic() function of p_lx_elf.cpp file. An attacker
with a crafted input file could trigger this issue that could cause a crash
leading to a denial of service. The highest impact is to Availability.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-27790
https://github.com/upx/upx/issues/331
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27790
https://github.com/upx/upx/commit/eb90eab6325d009004ffb155e3e33f22d4d3ca26
Comment 1 Alexander Bergmann 2022-08-19 07:37:28 UTC 
Closing bug as already fixed.

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

$ git tag --contains eb90eab6325d009004ffb155e3e33f22d4d3ca26
v3.96