RHSA-2023:7879 - Security Advisory

Topic

An update for opensc is now available for Red Hat Enterprise Linux 9.

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.

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.

Security Fix(es):

• OpenSC: Potential PIN bypass when card tracks its own login state (CVE-2023-40660)
• OpenSC: multiple memory issues with pkcs15-init (enrollment tool) (CVE-2023-40661)
• OpenSC: out-of-bounds read in MyEID driver handling encryption using symmetric keys (CVE-2023-4535)

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.

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

Affected Products

• Red Hat Enterprise Linux for x86_64 9 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.4 x86_64
• Red Hat Enterprise Linux Server - AUS 9.4 x86_64
• Red Hat Enterprise Linux for IBM z Systems 9 s390x
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4 s390x
• Red Hat Enterprise Linux for Power, little endian 9 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.4 ppc64le
• Red Hat Enterprise Linux for ARM 64 9 aarch64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.4 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.4 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.4 x86_64
• Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.4 aarch64
• Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.4 s390x

Fixes

• BZ - 2240912 - CVE-2023-40660 OpenSC: Potential PIN bypass when card tracks its own login state
• BZ - 2240913 - CVE-2023-40661 OpenSC: multiple memory issues with pkcs15-init (enrollment tool)
• BZ - 2240914 - CVE-2023-4535 OpenSC: out-of-bounds read in MyEID driver handling encryption using symmetric keys

CVEs

• CVE-2023-4535
• CVE-2023-40660
• CVE-2023-40661

References

• https://access.redhat.com/security/updates/classification/#moderate