REDHAT-BUG-2160382: Medium severity upx upx vulnerability

Published Jan 12, 2023
·
Updated

A Segmentation fault was found in UPX in invertptdynamic() function in plxelf.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

Affected Software

1 affected component
UPX UPX

Event History

Jan 12, 2023
Data Sourced
via Red Hat·08:26 AM
DescriptionSeverityAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of REDHAT-BUG-2160382?

The severity of REDHAT-BUG-2160382 is classified as critical due to the potential for denial of service caused by a segmentation fault.

2

How do I fix REDHAT-BUG-2160382?

To fix REDHAT-BUG-2160382, upgrade to the latest patched version of UPX or apply the recommended security fixes.

3

What causes the vulnerability identified as REDHAT-BUG-2160382?

REDHAT-BUG-2160382 is caused by a segmentation fault in the invert_pt_dynamic() function, which allows attackers to exploit invalid memory address access.

4

What is the impact of exploiting REDHAT-BUG-2160382?

Exploiting REDHAT-BUG-2160382 can lead to a denial of service by crashing the application handling malicious input.

5

Which versions of UPX are affected by REDHAT-BUG-2160382?

UPX is affected by REDHAT-BUG-2160382 across all versions until the vulnerability is patched.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203