Published: 18/04/2022 Updated: 21/06/2023

CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10

CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9

VMScore: 445

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

Stack buffer overflow issues were found in Opensc before version 0.22.0 in various places that could potentially crash programs using the library.

Vulnerable Product	Search on Vulmon	Subscribe to Product
opensc project opensc
fedoraproject fedora 33

A heap use after free issue was found in Opensc before version 0220 in sc_file_valid (CVE-2021-42779) A use after return issue was found in Opensc before version 0220 in insert_pin function that could potentially crash programs using the library (CVE-2021-42780) Heap buffer overflow issues were found in Opensc before version 0220 in pkcs15- ...

CWE-787 https://github.com/OpenSC/OpenSC/commit/1252aca9 https://github.com/OpenSC/OpenSC/commit/7114fb71 https://github.com/OpenSC/OpenSC/commit/78cdab94 https://github.com/OpenSC/OpenSC/commit/ae1cf0be https://github.com/OpenSC/OpenSC/commit/456ac566 https://bugzilla.redhat.com/show_bug.cgi?id=2016448 https://security.gentoo.org/glsa/202209-03 https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html https://nvd.nist.gov https://alas.aws.amazon.com/AL2/ALAS-2023-2102.html

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CVE-2021-42782

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