QID 239427

Date Published: 2021-06-21

QID 239427: Red Hat Update for Red Hat OpenStack Platform 13.0 (RHSA-2021:2456)

Open vSwitch provides standard network bridging functions and support forthe OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es): limitation in the OVS packet parsing in userspace leads to DoS (CVE-2020-35498)
denial of service via externally triggered memory leak (CVE-2020-27827)

Affected Products:

Red Hat OpenStack 13 x86_64
Red Hat OpenStack for IBM Power 13 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 High - 7.5 severity.
  • CVSS V2 rated as High - 7.8 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-2021:2456 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239427

    CVE-2020-27827 | CVE-2020-35498 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:2456 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:2456?language=en
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