-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

====================================================================                   Red Hat Security Advisory

Synopsis:          Important: bind security update
Advisory ID:       RHSA-2021:1477-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:1477
Issue date:        2021-05-03
CVE Names:         CVE-2021-25215 
====================================================================
1. Summary:

An update for bind is now available for Red Hat Enterprise Linux 7.7
Extended Update Support.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64
Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64

3. Description:

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):

* bind: An assertion check can fail while answering queries for DNAME
records that require the DNAME to be processed to resolve itself
(CVE-2021-25215)

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the update, the BIND daemon (named) will be restarted
automatically.

5. Bugs fixed (https://bugzilla.redhat.com/):

1953857 - CVE-2021-25215 bind: An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself

6. Package List:

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):

Source:
bind-9.11.4-9.P2.el7_7.5.src.rpm

noarch:
bind-license-9.11.4-9.P2.el7_7.5.noarch.rpm

x86_64:
bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.i686.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-libs-9.11.4-9.P2.el7_7.5.i686.rpm
bind-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.i686.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):

x86_64:
bind-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.i686.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-sdb-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-sdb-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm

Red Hat Enterprise Linux Server EUS (v. 7.7):

Source:
bind-9.11.4-9.P2.el7_7.5.src.rpm

noarch:
bind-license-9.11.4-9.P2.el7_7.5.noarch.rpm

ppc64:
bind-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-chroot-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-libs-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-libs-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-pkcs11-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-utils-9.11.4-9.P2.el7_7.5.ppc64.rpm

ppc64le:
bind-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-chroot-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-libs-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-pkcs11-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-utils-9.11.4-9.P2.el7_7.5.ppc64le.rpm

s390x:
bind-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-chroot-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.s390.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.s390.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-libs-9.11.4-9.P2.el7_7.5.s390.rpm
bind-libs-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.s390.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-pkcs11-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.s390.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-utils-9.11.4-9.P2.el7_7.5.s390x.rpm

x86_64:
bind-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.i686.rpm
bind-export-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-libs-9.11.4-9.P2.el7_7.5.i686.rpm
bind-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.i686.rpm
bind-libs-lite-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.i686.rpm
bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm

Red Hat Enterprise Linux Server Optional EUS (v. 7.7):

ppc64:
bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-devel-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.ppc.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-sdb-9.11.4-9.P2.el7_7.5.ppc64.rpm
bind-sdb-chroot-9.11.4-9.P2.el7_7.5.ppc64.rpm

ppc64le:
bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-sdb-9.11.4-9.P2.el7_7.5.ppc64le.rpm
bind-sdb-chroot-9.11.4-9.P2.el7_7.5.ppc64le.rpm

s390x:
bind-debuginfo-9.11.4-9.P2.el7_7.5.s390.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-devel-9.11.4-9.P2.el7_7.5.s390.rpm
bind-devel-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.s390.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.s390.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.s390.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-sdb-9.11.4-9.P2.el7_7.5.s390x.rpm
bind-sdb-chroot-9.11.4-9.P2.el7_7.5.s390x.rpm

x86_64:
bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm
bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-export-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-lite-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.i686.rpm
bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-sdb-9.11.4-9.P2.el7_7.5.x86_64.rpm
bind-sdb-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2021-25215
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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XGEM
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce

RedHat: RHSA-2021-1477:01 Important: bind security update

An update for bind is now available for Red Hat Enterprise Linux 7.7 Extended Update Support

Summary

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):
* bind: An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself (CVE-2021-25215)
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.

Summary

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing the update, the BIND daemon (named) will be restarted automatically.

References

https://access.redhat.com/security/cve/CVE-2021-25215 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):
Source: bind-9.11.4-9.P2.el7_7.5.src.rpm
noarch: bind-license-9.11.4-9.P2.el7_7.5.noarch.rpm
x86_64: bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.i686.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-libs-9.11.4-9.P2.el7_7.5.i686.rpm bind-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.i686.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):
x86_64: bind-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.i686.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-sdb-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.7):
Source: bind-9.11.4-9.P2.el7_7.5.src.rpm
noarch: bind-license-9.11.4-9.P2.el7_7.5.noarch.rpm
ppc64: bind-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-chroot-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.ppc.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-libs-9.11.4-9.P2.el7_7.5.ppc.rpm bind-libs-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.ppc.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-pkcs11-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.ppc.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-utils-9.11.4-9.P2.el7_7.5.ppc64.rpm
ppc64le: bind-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-chroot-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-libs-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-pkcs11-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-utils-9.11.4-9.P2.el7_7.5.ppc64le.rpm
s390x: bind-9.11.4-9.P2.el7_7.5.s390x.rpm bind-chroot-9.11.4-9.P2.el7_7.5.s390x.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.s390.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.s390x.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.s390.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.s390x.rpm bind-libs-9.11.4-9.P2.el7_7.5.s390.rpm bind-libs-9.11.4-9.P2.el7_7.5.s390x.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.s390.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.s390x.rpm bind-pkcs11-9.11.4-9.P2.el7_7.5.s390x.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.s390.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.s390x.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.s390x.rpm bind-utils-9.11.4-9.P2.el7_7.5.s390x.rpm
x86_64: bind-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.i686.rpm bind-export-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-libs-9.11.4-9.P2.el7_7.5.i686.rpm bind-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.i686.rpm bind-libs-lite-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.i686.rpm bind-pkcs11-libs-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-utils-9.11.4-9.P2.el7_7.5.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.7):
ppc64: bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-devel-9.11.4-9.P2.el7_7.5.ppc.rpm bind-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.ppc.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.ppc.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.ppc.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-sdb-9.11.4-9.P2.el7_7.5.ppc64.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.5.ppc64.rpm
ppc64le: bind-debuginfo-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-sdb-9.11.4-9.P2.el7_7.5.ppc64le.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.5.ppc64le.rpm
s390x: bind-debuginfo-9.11.4-9.P2.el7_7.5.s390.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.s390x.rpm bind-devel-9.11.4-9.P2.el7_7.5.s390.rpm bind-devel-9.11.4-9.P2.el7_7.5.s390x.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.s390.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.s390x.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.s390.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.s390x.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.s390.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.s390x.rpm bind-sdb-9.11.4-9.P2.el7_7.5.s390x.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.5.s390x.rpm
x86_64: bind-debuginfo-9.11.4-9.P2.el7_7.5.i686.rpm bind-debuginfo-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-export-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-lite-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.i686.rpm bind-pkcs11-devel-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-sdb-9.11.4-9.P2.el7_7.5.x86_64.rpm bind-sdb-chroot-9.11.4-9.P2.el7_7.5.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/

Severity

Advisory ID: RHSA-2021:1477-01

Product: Red Hat Enterprise Linux

Advisory URL: https://access.redhat.com/errata/RHSA-2021:1477

Issued Date: : 2021-05-03

CVE Names: CVE-2021-25215

Topic

An update for bind is now available for Red Hat Enterprise Linux 7.7Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topic

Relevant Releases Architectures

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64

Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64

Bugs Fixed

1953857 - CVE-2021-25215 bind: An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself