Alpaquita LinuxStreamSecurity Advisory
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CVE-2019-20021

Published: August 31, 2023Last modified: August 31, 2023

Description

A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

Severity score breakdown

ParameterValue
Base score5.5
Attack VectorLOCAL
Attack complexityLOW
Privileges requiredNONE
User interactionREQUIRED
ScopeUNCHANGED
ConfidentialityNONE
Integrity impactNONE
Availability impactHIGH
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSupxNot affected (4.0.2-r0)
StreamupxNot affected (4.1.0-r0)

References

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