SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
(Red Hat Issues Fix) BIND 'deny-answer-aliases' Bug Lets Remote Users Cause the Target 'named' Service to Crash
SecurityTracker Alert ID:  1041565
SecurityTracker URL:  http://securitytracker.com/id/1041565
CVE Reference:   CVE-2018-5740   (Links to External Site)
Date:  Aug 27 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.7.0 - 9.8.8, 9.9.0 - 9.9.13, 9.10.0 - 9.10.8, 9.11.0 - 9.11.4, 9.12.0 - 9.12.2, 9.13.0 - 9.13.2
Description:   A vulnerability was reported in BIND. A remote user can cause the target service to crash.

A remote user can trigger an INSIST assertion failure in 'name.c', causing the 'named' service to stop processing.

Systems that use the "deny-answer-aliases" feature are affected.

Tony Finch of the University of Cambridge reported this vulnerability.

Impact:   A remote user can cause the target service to crash.
Solution:   Red Hat has issued a fix.

The Red Hat advisory is available at:

https://access.redhat.com/errata/RHSA-2018:2571

Vendor URL:  access.redhat.com/errata/RHSA-2018:2571 (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Red Hat Enterprise)
Underlying OS Comments:  6

Message History:   This archive entry is a follow-up to the message listed below.
Aug 8 2018 BIND 'deny-answer-aliases' Bug Lets Remote Users Cause the Target 'named' Service to Crash



 Source Message Contents

Subject:  [RHSA-2018:2571-01] Important: bind security update

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

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

Synopsis:          Important: bind security update
Advisory ID:       RHSA-2018:2571-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:2571
Issue date:        2018-08-27
CVE Names:         CVE-2018-5740 
=====================================================================

1. Summary:

An update for bind is now available for Red Hat Enterprise Linux 6.

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 Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, 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: processing of certain records when "deny-answer-aliases" is in use
may trigger an assert leading to a denial of service (CVE-2018-5740)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank ISC for reporting this issue. Upstream
acknowledges Tony Finch (University of Cambridge) as the original reporter.

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/):

1613595 - CVE-2018-5740 bind: processing of certain records when "deny-answer-aliases" is in use may trigger an assert leading to a denial of service

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
bind-9.8.2-0.68.rc1.el6_10.1.src.rpm

i386:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.i686.rpm

x86_64:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

i386:
bind-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.i686.rpm

x86_64:
bind-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux HPC Node (v. 6):

Source:
bind-9.8.2-0.68.rc1.el6_10.1.src.rpm

x86_64:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux HPC Node Optional (v. 6):

x86_64:
bind-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
bind-9.8.2-0.68.rc1.el6_10.1.src.rpm

i386:
bind-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.i686.rpm

ppc64:
bind-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.ppc.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.ppc.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm

s390x:
bind-9.8.2-0.68.rc1.el6_10.1.s390x.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.s390x.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.s390.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.s390x.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.s390.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.s390x.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.s390x.rpm

x86_64:
bind-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 6):

i386:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.i686.rpm

ppc64:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.ppc.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.ppc.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.ppc64.rpm

s390x:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.s390.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.s390x.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.s390.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.s390x.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.s390x.rpm

x86_64:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
bind-9.8.2-0.68.rc1.el6_10.1.src.rpm

i386:
bind-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.i686.rpm

x86_64:
bind-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-chroot-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-libs-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-utils-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 6):

i386:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.i686.rpm

x86_64:
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-debuginfo-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.i686.rpm
bind-devel-9.8.2-0.68.rc1.el6_10.1.x86_64.rpm
bind-sdb-9.8.2-0.68.rc1.el6_10.1.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-2018-5740
https://access.redhat.com/security/updates/classification/#important
https://kb.isc.org/article/AA-01639

8. Contact:

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

Copyright 2018 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=NzdQ
-----END PGP SIGNATURE-----

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


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2019, SecurityGlobal.net LLC