Bug 1474893 – CVE-2017-11468 docker-distribution: Does not properly restrict the amount of content accepted from a user

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Bug 1474893 - (CVE-2017-11468) CVE-2017-11468 docker-distribution: Does not properly restrict the amount of content accepted from a user

Summary:	CVE-2017-11468 docker-distribution: Does not properly restrict the amount of ...

Status:	CLOSED ERRATA

Aliases:	CVE-2017-11468

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=low,public=20170707,reported=2...
Keywords:	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)
CC List:	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.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2017-09-05 08:29:58 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:2603	normal	SHIPPED_LIVE	Low: docker-distribution security, bug fix, and enhancement update	2017-09-05 10:33:23 EDT

Groups: None (edit)

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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