QID 239333

Date Published: 2021-05-20

QID 239333: Red Hat Update for libxml2 (RHSA-2021:1597)

The libxml2 library is a development toolbox providing the implementation of various XML standards.

Security Fix(es): libxml2: Buffer overflow vulnerability in xmlEncodeEntitiesInternal()
in entities.c (CVE-2020-24977)

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 High - 6.5 severity.
  • CVSS V2 rated as High - 6.4 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-2021:1597 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239333

    CVE-2020-24977 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:1597 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:1597?language=en
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