QID 242960

Date Published: 2024-02-27

QID 242960: Red Hat Update for unbound (RHSA-2024:0981)

The unbound packages provide a validating, recursive, and caching dns or dnssec resolver. ..
Security fix(es):

    bind9: keytrap - extreme cpu consumption in dnssec validator (cve-2023-50387).
    Bind9: preparing an nsec3 closest encloser proof can exhaust cpu resources (cve-2023-50868).
Affected Products:
    Red Hat enterprise linux for x86_64 - extended update support 9.2 x86_64.
    Red hat enterprise linux server - aus 9.2 x86_64.
    Red hat enterprise linux for ibm z systems - extended update support 9.2 s390x.
    Red hat enterprise linux for power, little endian - extended update support 9.2 ppc64le.
    Red hat enterprise linux for arm 64 - extended update support 9.2 aarch64.
    Red hat enterprise linux server for power le - update services for sap solutions 9.2 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 9.2 x86_64.
    Red hat codeready linux builder for x86_64 - extended update support 9.2 x86_64.
    Red hat codeready linux builder for power, little endian - extended update support 9.2 ppc64le.
    Red hat codeready linux builder for ibm z systems - extended update support 9.2 s390x.
    Red hat codeready linux builder for arm 64 - extended update support 9.2 aarch64.
    Red hat enterprise linux server for arm 64 - 4 years of updates 9.2 aarch64.
    Red hat enterprise linux server for ibm z systems - 4 years of updates 9.2 s390x.
.

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 High - 7.5 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2024:0981 for updates and patch information.
    Vendor References

    CVEs related to QID 242960

    CVE-2023-50387 | CVE-2023-50868 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2024:0981 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2024:0981
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