QID 239481

Date Published: 2021-07-21

QID 239481: Red Hat Update for xstream (RHSA-2021:2683)

XStream is a Java XML serialization library to serialize objects to and deserialize object from XML.

Security Fix(es): XStream: remote command execution attack by manipulating the processed input stream (CVE-2021-29505)

Affected Products:

Red Hat Enterprise Linux Server 7 x86_64
Red Hat Enterprise Linux Workstation 7 x86_64
Red Hat Enterprise Linux Desktop 7 x86_64
Red Hat Enterprise Linux for IBM z Systems 7 s390x
Red Hat Enterprise Linux for Power, big endian 7 ppc64
Red Hat Enterprise Linux for Scientific Computing 7 x86_64
Red Hat Enterprise Linux for Power, little endian 7 ppc64le

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 Critical - 8.8 severity.
  • CVSS V2 rated as High - 6.5 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-2021:2683 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239481

    CVE-2021-29505 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:2683 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:2683?language=en
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