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Red Hat Enterprise Linux 8: RHSA-2020:4483 Moderate Security Fix for OpenSC

red hat
Calendar Grey November 3, 2020
Dist Redhat Esm H88
Red Hat enhances opensc for Linux 8, addressing moderate vulnerabilities alongside crucial bug resolutions to bolster security measures.
An update for opensc is now available for Red Hat Enterprise Linux 8

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The OpenSC set of libraries and utilities provides support for working with smart cards. OpenSC focuses on cards that support cryptographic operations and enables their use for authentication, mail encryption, or digital signatures.
The following packages have been upgraded to a later upstream version: opensc (0.20.0). (BZ#1810660)
Security Fix(es):
* opensc: Out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c (CVE-2019-15945)
* opensc: Out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c (CVE-2019-15946)
* opensc: Improper handling of buffer limits for CAC certificates (CVE-2019-19481)
* opensc: Double free in coolkey_free_private_data in libopensc/card-coolkey.c (CVE-2019-20792)
* opensc: Incorrect read operation during parsing of a SETCOS file attribute (CVE-2019-19479)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory security update bug fix Red Hat Enterprise Linux moderate impact opensc authentication tools

References

https://access.redhat.com/security/cve/CVE-2019-15945 https://access.redhat.com/security/cve/CVE-2019-15946 https://access.redhat.com/security/cve/CVE-2019-19479 https://access.redhat.com/security/cve/CVE-2019-19481 https://access.redhat.com/security/cve/CVE-2019-20792 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/index

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: opensc-0.20.0-2.el8.src.rpm
aarch64: opensc-0.20.0-2.el8.aarch64.rpm opensc-debuginfo-0.20.0-2.el8.aarch64.rpm opensc-debugsource-0.20.0-2.el8.aarch64.rpm
ppc64le: opensc-0.20.0-2.el8.ppc64le.rpm opensc-debuginfo-0.20.0-2.el8.ppc64le.rpm opensc-debugsource-0.20.0-2.el8.ppc64le.rpm
s390x: opensc-0.20.0-2.el8.s390x.rpm opensc-debuginfo-0.20.0-2.el8.s390x.rpm opensc-debugsource-0.20.0-2.el8.s390x.rpm
x86_64: opensc-0.20.0-2.el8.i686.rpm opensc-0.20.0-2.el8.x86_64.rpm opensc-debuginfo-0.20.0-2.el8.i686.rpm opensc-debuginfo-0.20.0-2.el8.x86_64.rpm opensc-debugsource-0.20.0-2.el8.i686.rpm opensc-debugsource-0.20.0-2.el8.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Advisory ID: RHSA-2020:4483-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4483
Issue date: 2020-11-03

Topic

An update for opensc is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update bug fix Red Hat Enterprise Linux moderate impact opensc authentication tools

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1765222 - CVE-2019-15945 opensc: Out-of-bounds access of an ASN.1 Bitstring in decode_bit_string in libopensc/asn1.c

1765229 - CVE-2019-15946 opensc: Out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c

1782519 - CVE-2019-19479 opensc: Incorrect read operation during parsing of a SETCOS file attribute

1782955 - CVE-2019-19481 opensc: Improper handling of buffer limits for CAC certificates

1810660 - Rebase OpenSC to address security issues

1830856 - opensc - support of CardOS 5.0 and 5.3 cards broken in 0.20.0

1837946 - CVE-2019-20792 opensc: Double free in coolkey_free_private_data in libopensc/card-coolkey.c

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