First published: Tue Oct 06 2020(Updated: )
The TCOS smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in tcos_decipher.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Opensc Project Opensc | <=0.20.0 | |
Fedoraproject Fedora | =33 | |
Debian Debian Linux | =9.0 |
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CVE-2020-26572 is a vulnerability in the TCOS smart card software driver in OpenSC before 0.21.0-rc1, which allows a stack-based buffer overflow in tcos_decipher.
CVE-2020-26572 affects OpenSC versions up to and including 0.20.0.
OpenSC versions up to and including 0.20.0, Fedora 33, and Debian Linux 9.0 are affected by CVE-2020-26572.
CVE-2020-26572 has a severity level of 5.5 (medium).
To fix CVE-2020-26572, update to OpenSC version 0.21.0-rc1 or later.