Red Hat Security Advisory: bind security update
An update for bind is now available for Red Hat Enterprise Linux 6.5 Advanced 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.
describes (2)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-8617US | medium5.9 | Exploit | ||
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… | ||||
| CVE-2020-8616US | high8.6 | — | ||
A malicious actor who intentionally exploits this lack of effective limitation on the number of fetches performed when processing referrals can, through the use of specially crafte… | ||||
references
External citations — patches, advisories, analysis.
remediations (56)
- Fixedbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-chroot-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-chroot-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-devel-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-devel-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-devel-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-devel-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-libs-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-libs-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-libs-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-libs-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-sdb-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-sdb-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-utils-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Fixedbind-utils-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
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.
https://access.redhat.com/errata/RHSA-2020:3379 - Workaroundbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-32:9.8.2-0.23.rc1.el6_5.9.src as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-chroot-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-chroot-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-debuginfo-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-devel-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-devel-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-devel-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-devel-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-libs-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-libs-32:9.8.2-0.23.rc1.el6_5.9.i686 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-libs-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-libs-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-sdb-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-sdb-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server Optional AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
- Workaroundbind-utils-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
BIND servers have an internally-generated TSIG session key whose name is trivially guessable, and that key exposes the vulnerability unless specifically disabled. Upstream recommends using random value in session-keyname as a workaround. This can be added to named.conf configuration file.
- Workaroundbind-utils-32:9.8.2-0.23.rc1.el6_5.9.x86_64 as a component of Red Hat Enterprise Linux Server AUS (v. 6.5)
Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update as soon as possible.
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