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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.3883 opensc security, bug fix, and enhancement update 6 November 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: opensc Publisher: Red Hat Operating System: Red Hat Impact/Access: Execute Arbitrary Code/Commands -- Console/Physical Denial of Service -- Console/Physical Reduced Security -- Console/Physical Resolution: Patch/Upgrade CVE Names: CVE-2019-20792 CVE-2019-19481 CVE-2019-19479 CVE-2019-15946 CVE-2019-15945 Reference: ESB-2019.3459 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:4483 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: opensc security, bug fix, and enhancement update 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 CVE Names: CVE-2019-15945 CVE-2019-15946 CVE-2019-19479 CVE-2019-19481 CVE-2019-20792 ===================================================================== 1. Summary: 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 impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: 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. 4. 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 5. Bugs fixed (https://bugzilla.redhat.com/): 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 6. 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/ 7. 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 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX6Izk9zjgjWX9erEAQiTlA//RjRdlpMw9cKif8IRveuYfAjOcB0kpcVQ srT4Io2o8/XpenlZ2D5F1eXSo95Zbvj/+mp5/TQk/vJLpVQzl/4+cznNCQJ1/4fg 6tHSCetcZC5Eq4LtdOtOYbptA0q+t8+XwwCGdA1dwPUnmfBCrlwJVMVg840dDjbP SVQPeuojkBFUC04t2YdQ0OwPJpfmSHTBoDaJHFr+IlTH6nBoD1ihFwUXKo+z0J+y LDq6aHsTn5glkVOXycP51H4p//GbEL/4MqsFYjA/HXeHJkZFF7lyqxeA2jgWQgt0 tKsmnvweIn0ebV5NTcBFPp2SEqr9bVxsnMCGJ6Hi9PzgWeorMpCxpnrrCiotwK42 msh9FVg7Wgi++VWq6OoC+WSRXTC6N2e6qMIsD7Aki62byAZTdoNan11OiaflmyvB +cBeQc3CjJfYRwCsivRK2ighEwjO4fyLK7n/6i4SaN4H4H8C56yzqUwxh279lhx1 nGjwauwcUl0a0OomhbvLC5RoVeZGPrngqva6P3npPgGG7Xo13AzEx9uUwMQ5OEvD vu0kRVGGKkxEdNKf3FF/NfRh8wJv1TeGOo4weMy/e4QjsBoRpy4XDPYVyqmdvLN4 4JM9PHx8wyc5uV834Td0sC7z+jjrb9431bcbr9rUs98GmBGHRwzw9sDDQetcGbWK fcQQyYsXYHE= =VPbo - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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