CVE-2019-20792

medium

Description

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.

References

https://github.com/OpenSC/OpenSC/compare/0.19.0...0.20.0

https://github.com/OpenSC/OpenSC/commit/c246f6f69a749d4f68626b40795a4f69168008f4

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19208

Details

Source: Mitre, NVD

Published: 2020-04-29

Updated: 2020-05-26

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.8

Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Medium