QID 240941

Date Published: 2022-11-29

QID 240941: Red Hat Update for krb5 (RHSA-2022:8639)

Kerberos is a network authentication system, which can improve the security of your network by eliminating the insecure practice of sending passwords over the network in unencrypted form.
It allows clients and servers to authenticate to each other with the help of a trusted third party, the kerberos key distribution center (kdc)...Security Fix(es):

    krb5: integer overflow vulnerabilities in pac parsing (cve-2022-42898).
Affected Products:
    Red Hat enterprise linux for x86_64 - extended update support 8.4 x86_64.
    Red hat enterprise linux server - aus 8.4 x86_64.
    Red hat enterprise linux for ibm z systems - extended update support 8.4 s390x.
    Red hat enterprise linux for power, little endian - extended update support 8.4 ppc64le.
    Red hat enterprise linux server - tus 8.4 x86_64.
    Red hat enterprise linux for arm 64 - extended update support 8.4 aarch64.
    Red hat enterprise linux server for power le - update services for sap solutions 8.4 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 8.4 x86_64.
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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.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 8.6 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2022:8639 for updates and patch information.
    Vendor References

    CVEs related to QID 240941

    CVE-2022-42898 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2022:8639 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2022:8639
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