CVE-2019-20792: Double Free
First published: Wed Apr 29 2020(Updated: )
OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolkey.c lacks a uniqueness check.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Opensc Project Opensc | <0.20.0 |
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Reference Links
Frequently Asked Questions
What is CVE-2019-20792?
CVE-2019-20792 is a vulnerability in OpenSC before version 0.20.0 that allows for a double free in the coolkey_free_private_data function.
How does CVE-2019-20792 affect OpenSC?
CVE-2019-20792 affects OpenSC versions up to but not including 0.20.0.
How severe is CVE-2019-20792?
CVE-2019-20792 has a severity rating of 6.8 (medium).
How can I fix CVE-2019-20792?
To fix CVE-2019-20792, update OpenSC to version 0.20.0 or higher.
What is the CWE ID for CVE-2019-20792?
The CWE ID for CVE-2019-20792 is 415.
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