REDHAT-BUG-1937787: Buffer Overflow

Published Mar 11, 2021
·
Updated

A flaw was found in upx canPack in plxelf.cpp in UPX 3.96 that allows attackers to cause a denial of service (SEGV or buffer overflow, and application crash) or possibly have unspecified other impacts via a crafted ELF.

Upstream issue:

https://github.com/upx/upx/issues/421

Affected Software

1 affected component
UPX UPX

Event History

Mar 11, 2021
Data Sourced
via Red Hat·02:52 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of REDHAT-BUG-1937787?

The severity of REDHAT-BUG-1937787 is classified as critical due to the potential for denial of service and application crashes.

2

How do I fix REDHAT-BUG-1937787?

To fix REDHAT-BUG-1937787, upgrade to the latest version of UPX that addresses this vulnerability.

3

What type of attack is possible with REDHAT-BUG-1937787?

REDHAT-BUG-1937787 allows attackers to exploit a crafted ELF file to cause a denial of service or application crash.

4

What software is affected by REDHAT-BUG-1937787?

UPX version 3.96 is affected by the vulnerability identified in REDHAT-BUG-1937787.

5

Is there a workaround for REDHAT-BUG-1937787?

Currently, there are no official workarounds for REDHAT-BUG-1937787 aside from applying the necessary updates.

Contact

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