drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in BIND
Name: |
Zwei Probleme in BIND |
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ID: |
RHSA-2017:1105-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Do, 20. April 2017, 16:35 |
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Referenzen: |
https://kb.isc.org/article/AA-01465
https://kb.isc.org/article/AA-01466
https://access.redhat.com/security/cve/CVE-2017-3136
https://access.redhat.com/security/cve/CVE-2017-3137 |
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Applikationen: |
BIND |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
===================================================================== Red Hat Security Advisory
Synopsis: Important: bind security update Advisory ID: RHSA-2017:1105-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2017:1105 Issue date: 2017-04-20 CVE Names: CVE-2017-3136 CVE-2017-3137 =====================================================================
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):
* A denial of service flaw was found in the way BIND handled a query response containing CNAME or DNAME resource records in an unusual order. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response. (CVE-2017-3137)
* A denial of service flaw was found in the way BIND handled query requests when using DNS64 with "break-dnssec yes" option. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS request. (CVE-2017-3136)
Red Hat would like to thank ISC for reporting these issues. Upstream acknowledges Oleg Gorokhov (Yandex) as the original reporter of CVE-2017-3136.
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/):
1441125 - CVE-2017-3136 bind: Incorrect error handling causes assertion failure when using DNS64 with "break-dnssec yes;" 1441133 - CVE-2017-3137 bind: Processing a response containing CNAME or DNAME with unusual order can crash resolver
6. Package List:
Red Hat Enterprise Linux Desktop (v. 6):
Source: bind-9.8.2-0.62.rc1.el6_9.1.src.rpm
i386: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.i686.rpm
x86_64: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
i386: bind-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.i686.rpm
x86_64: bind-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux HPC Node (v. 6):
Source: bind-9.8.2-0.62.rc1.el6_9.1.src.rpm
x86_64: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
x86_64: bind-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source: bind-9.8.2-0.62.rc1.el6_9.1.src.rpm
i386: bind-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.i686.rpm
ppc64: bind-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.ppc.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.ppc.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm
s390x: bind-9.8.2-0.62.rc1.el6_9.1.s390x.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.s390x.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.s390.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.s390x.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.s390.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.s390x.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.s390x.rpm
x86_64: bind-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
i386: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.i686.rpm
ppc64: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.ppc.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.ppc.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.ppc64.rpm
s390x: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.s390.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.s390x.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.s390.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.s390x.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.s390x.rpm
x86_64: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source: bind-9.8.2-0.62.rc1.el6_9.1.src.rpm
i386: bind-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.i686.rpm
x86_64: bind-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-chroot-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-libs-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-utils-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
i386: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.i686.rpm
x86_64: bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-debuginfo-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.i686.rpm bind-devel-9.8.2-0.62.rc1.el6_9.1.x86_64.rpm bind-sdb-9.8.2-0.62.rc1.el6_9.1.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-2017-3136 https://access.redhat.com/security/cve/CVE-2017-3137 https://access.redhat.com/security/updates/classification/#important https://kb.isc.org/article/AA-01465 https://kb.isc.org/article/AA-01466
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
Copyright 2017 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1
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