FS#68195 - [opensc] CVE-2020-26570

Attached to Project: Community Packages
Opened by loqs (loqs) - Sunday, 11 October 2020, 01:12 GMT
Last edited by Jonas Witschel (diabonas) - Thursday, 26 November 2020, 10:15 GMT
Task Type Bug Report
Category Security
Status Closed
Assigned To Filipe Laíns (FFY00)
Architecture All
Severity Medium
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No

Details

Description:
The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_read_file.

Additional info:
* opensc 0.20.0-1
* https://nvd.nist.gov/vuln/detail/CVE-2020-26570
* https://github.com/OpenSC/OpenSC/commit/6903aebfddc466d966c7b865fae34572bf3ed23e
This task depends upon

Closed by  Jonas Witschel (diabonas)
Thursday, 26 November 2020, 10:15 GMT
Reason for closing:  Fixed
Additional comments about closing:  opensc 0.21.0-1
Comment by loqs (loqs) - Sunday, 11 October 2020, 01:23 GMT
I missed CVE-2020-26572 [1] [2] and CVE-2020-26571 [3] although this last one may be a fuzzer mistake [4].

[1] https://nvd.nist.gov/vuln/detail/CVE-2020-26572
[2] https://github.com/OpenSC/OpenSC/commit/9d294de90d1cc66956389856e60b6944b27b4817
[3] https://nvd.nist.gov/vuln/detail/CVE-2020-26571
[4] https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20612
Comment by Jonas Witschel (diabonas) - Thursday, 26 November 2020, 10:15 GMT
These issues have have been fixed in opensc 0.21.0-1, which was released on 2020-11-25.

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