CVE-2016-6252: Integer Overflow

Published Jul 23, 2016
·
Updated

Integer overflow in shadow 4.2.1 allows local users to gain privileges via crafted input to newuidmap.

Affected Software

2 affected componentsFixes available
debian/shadow
1:4.5-1.11:4.8.1-11:4.13+dfsg1-11:4.13+dfsg1-21:4.13+dfsg1-3
Shadow Project Shadow=4.2.1

Event History

Jul 23, 2016
Data Sourced
08:51 AM
SeverityAffected Software
Feb 17, 2017
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
Description
Data Sourced
via NVD·05:59 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2016-6252?

CVE-2016-6252 is classified as a high severity vulnerability allowing local privilege escalation.

2

How do I fix CVE-2016-6252?

To fix CVE-2016-6252, upgrade the shadow package to version 1:4.5-1.1 or later.

3

Which versions of shadow are affected by CVE-2016-6252?

All versions of shadow prior to 1:4.5-1.1, including version 4.2.1, are affected by CVE-2016-6252.

4

Who can exploit CVE-2016-6252?

Local users can exploit CVE-2016-6252 to gain elevated privileges through crafted input.

5

What is the nature of the vulnerability in CVE-2016-6252?

CVE-2016-6252 involves an integer overflow in shadow that can be exploited to escalate privileges.

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