Bug 1474893 - (CVE-2017-11468) CVE-2017-11468 docker-distribution: Does not properly restrict the amount of content accepted from a user
CVE-2017-11468 docker-distribution: Does not properly restrict the amount of ...
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20170707,reported=2...
: Security
Depends On: 1474894 1479705 1479706
Blocks: 1474896
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Reported: 2017-07-25 11:10 EDT by Andrej Nemec
Modified: 2017-09-05 08:29 EDT (History)
6 users (show)

See Also:
Fixed In Version: docker-registry 2.6.2
Doc Type: If docs needed, set a value
Doc Text:
It was found that docker-distribution did not properly restrict memory allocation size for a registry instance through the manifest endpoint. An attacker could send a specially crafted request that would exhaust the memory of the docker-distribution service.
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Last Closed: 2017-09-05 08:29:58 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Andrej Nemec 2017-07-25 11:10:28 EDT
Docker Registry in Docker Distribution does not properly restrict the amount of content accepted from a user, which allows remote attackers to cause a denial of service (memory consumption) via the manifest endpoint. 

Upstream patch:

https://github.com/docker/distribution/commit/29fa466debaabb64f8559116bbffd20a289d523c

References:

https://github.com/docker/distribution/releases/tag/v2.6.2
Comment 1 Andrej Nemec 2017-07-25 11:10:53 EDT
Created docker-distribution tracking bugs for this issue:

Affects: fedora-all [bug 1474894]
Comment 4 errata-xmlrpc 2017-09-05 06:38:26 EDT
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7 Extras

Via RHSA-2017:2603 https://access.redhat.com/errata/RHSA-2017:2603

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