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OpenAdvisories
High RHSA-2020:2893 1 CVE

Red Hat Security Advisory: bind security update

Published Sep 16, 2024 · Updated Jun 26, 2026

Ecosystem: Red Hat

Fixed packages 34

ReleasePackageFixed in
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-chroot 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-debuginfo 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-export-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-export-libs 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-libs 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-libs-lite 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-license 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-lite-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-pkcs11 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-pkcs11-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-pkcs11-libs 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-pkcs11-utils 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-sdb 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-sdb-chroot 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::computenode bind-utils 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-chroot 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-debuginfo 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-export-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-export-libs 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-libs 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-libs-lite 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-license 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-lite-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-pkcs11 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-pkcs11-devel 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-pkcs11-libs 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-pkcs11-utils 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-sdb 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-sdb-chroot 32:9.11.4-9.P2.el7_7.1
Red Hat · RHEL 7.7 EUS rhel_eus:7.7::server bind-utils 32:9.11.4-9.P2.el7_7.1

Vulnerabilities 1

  • High 7.5
    CVE-2020-8617 Public exploit EPSS 93%

    A logic error in code which checks TSIG validity can be used to trigger an assertion failure in tsig.c

    Using a specially-crafted message, an attacker may potentially cause a BIND server to reach an inconsistent state if the attacker knows (or successfully guesses) the name of a TSIG key used by the server. Since BIND, by default, configures a local session key…

    ISC BIND9 bind9 bind9 Debian Ubuntu Alpine

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1836124
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_2893.json
  • report
    https://access.redhat.com/security/cve/CVE-2020-8617
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2020-8617
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2020-8617
  • article
    https://kb.isc.org/docs/cve-2020-8617