QID 239331

Date Published: 2021-05-20

QID 239331: Red Hat Update for opensc (RHSA-2021:1600)

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: heap-based buffer overflow in sc_oberthur_read_file (CVE-2020-26570) opensc: stack-based buffer overflow in sc_pkcs15emu_gemsafeGPK_init (CVE-2020-26571) opensc: stack-based buffer overflow in tcos_decipher (CVE-2020-26572)

Affected Products:

Red Hat Enterprise Linux for x86_64 8 x86_64
Red Hat Enterprise Linux for IBM z Systems 8 s390x
Red Hat Enterprise Linux for Power, little endian 8 ppc64le
Red Hat Enterprise Linux for ARM 64 8 aarch64

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V3 rated as Medium - 5.5 severity.
  • CVSS V2 rated as Low - 2.1 severity.
    • Solution
    Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

    Refer to Red Hat security advisory RHSA-2021:1600 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239331

    CVE-2020-26570 | CVE-2020-26571 | CVE-2020-26572 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:1600 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:1600?language=en
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