Advisory Published
Advisory Published

RHSA-2023:0402: Moderate: bind security update

First published: Tue Jan 24 2023(Updated: )

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.<br>Security Fix(es):<br><li> bind: DNS forwarders - cache poisoning vulnerability (CVE-2021-25220)</li> <li> bind: processing large delegations may severely degrade resolver performance (CVE-2022-2795)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected SoftwareAffected VersionHow to fix
redhat/bind<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-chroot<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-debuginfo<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-debuginfo<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-export-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-export-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-export-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-export-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-libs-lite<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-libs-lite<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-license<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-lite-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-lite-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-utils<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-sdb<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-sdb-chroot<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-utils<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-chroot<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-utils<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-sdb<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-sdb-chroot<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-utils<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-chroot<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-debuginfo<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-export-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-export-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-libs-lite<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-lite-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-devel<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-libs<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-pkcs11-utils<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-sdb<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-sdb-chroot<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13
redhat/bind-utils<9.11.4-26.P2.el7_9.13
9.11.4-26.P2.el7_9.13

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Frequently Asked Questions

  • What is the severity of RHSA-2023:0402?

    The severity of RHSA-2023:0402 is classified as important.

  • How do I fix RHSA-2023:0402?

    To fix RHSA-2023:0402, update to the version 9.11.4-26.P2.el7_9.13 or later of the affected packages.

  • What packages are affected by RHSA-2023:0402?

    Affected packages include bind, bind-chroot, and bind-libs among others.

  • What vulnerabilities does RHSA-2023:0402 address?

    RHSA-2023:0402 addresses multiple vulnerabilities in the BIND DNS server implementation.

  • Is RHSA-2023:0402 applicable to all systems?

    RHSA-2023:0402 is applicable to systems running specific versions of BIND on Red Hat Enterprise Linux.

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