Out-of-Bounds Affecting opensc package, versions <0:0.20.0-2.el8


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.3% (70th percentile)

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  • Snyk IDSNYK-RHEL8-OPENSC-3844499
  • published26 Jul 2021
  • disclosed6 Sept 2019

Introduced: 6 Sep 2019

CVE-2019-15945  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade RHEL:8 opensc to version 0:0.20.0-2.el8 or higher.
This issue was patched in RHSA-2020:4483.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opensc package and not the opensc package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c.

CVSS Scores

version 3.1