QID 243187

QID 243187: Red Hat Update for bind and dhcp (RHSA-2024:1782)

The berkeley internet name domain (bind) is an implementation of the domain name system (dns) protocols.
Bind includes a dns server (named); a resolver library (routines for applications to use when interfacing with dns); and tools for verifying that the dns server is operating correctly...Security Fix(es):

    bind9: parsing large dns messages may cause excessive cpu load (cve-2023-4408).
    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 8 x86_64.
    Red hat enterprise linux for ibm z systems 8 s390x.
    Red hat enterprise linux for power, little endian 8 ppc64le.
    Red hat enterprise linux for arm 64 8 aarch64.
.

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-2024:1782 for updates and patch information.
    Vendor References

    CVEs related to QID 243187

    CVE-2023-4408 | CVE-2023-50387 | CVE-2023-50868 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2024:1782 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2024:1782
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