CVE-2021-42781

MEDIUM

OpenSC < 0.22.0 - Heap Buffer Overflow in pkcs15-oberthur.c

Title source: llm
STIX 2.1

Description

Heap buffer overflow issues were found in Opensc before version 0.22.0 in pkcs15-oberthur.c that could potentially crash programs using the library.

References (9)

Core 9
Core References
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202209-03
Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2016439

Scores

CVSS v3 5.3
EPSS 0.0272
EPSS Percentile 84.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-119 CWE-787
Status published
Products (3)
fedoraproject/fedora 33
opensc_project/opensc < 0.22.0
redhat/enterprise_linux 7.0
Published Apr 18, 2022
Tracked Since Feb 18, 2026