QID 239896

Date Published: 2021-11-18

QID 239896: Red Hat Update for webkit2gtk3 (RHSA-2021:4686)

webkitgtk is the port of the portable web rendering engine webkit to the gtk platform.

Security Fix(es):
  • webkitgtk: use-after-free leading to arbitrary code execution (cve-2021-30858)

Affected Products:

  • Red Hat enterprise linux for x86_64 - extended update support 8.1 x86_64
  • Red Hat enterprise linux for ibm z systems - extended update support 8.1 s390x
  • Red Hat enterprise linux for power, little endian - extended update support 8.1 ppc64le
  • Red Hat enterprise linux for arm 64 - extended update support 8.1 aarch64
  • Red Hat enterprise linux server (for ibm power le) - update services for sap solutions 8.1 ppc64le
  • Red Hat enterprise linux server - update services for sap solutions 8.1 x86_64



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 - 6.8 severity.
    • Solution
    Upgrade to the latest packages which contain a patch.

    Refer to Refer to :
    Applying Package Updates to RHEL system     for details.

    Refer to Red Hat security advisory RHSA-2021:4686 Update to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239896

    CVE-2021-30858 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:4686 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:4686
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