Bug 1546610 – CVE-2018-7262 ceph: Unauthenticated malformed HTTP requests handled by rgw_civetweb.cc:RGW::init_env() can lead to denial of service

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Bug 1546610 - (CVE-2018-7262) CVE-2018-7262 ceph: Unauthenticated malformed HTTP requests handled by rgw_civetweb.cc:RGW::init_env() can lead to denial of service

Summary:	CVE-2018-7262 ceph: Unauthenticated malformed HTTP requests handled by rgw_ci...

Status:	CLOSED ERRATA

Aliases:	CVE-2018-7262

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

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

URL:
Whiteboard:	impact=important,public=20180213,repo...
Keywords:	Reopened, Security

Depends On:	1546611 1546613 1547673 1548926 1548927 1548928
Blocks:	1546612 1550199
	Show dependency tree / graph

Reported:	2018-02-18 21:57 EST by Sam Fowler
Modified:	2018-05-23 05:35 EDT (History)
CC List:	13 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
Doc Text:	A NULL pointer dereference flaw was found in RADOS Gateway HTTP request handling when using the Civetweb native webserver. An unauthenticated attacker could crash RADOS Gateway server by sending malicious HTTP requests.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2018-05-23 05:35:44 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-2018:0546	None	None	None	2018-03-15 14:29 EDT
Red Hat Product Errata	RHSA-2018:0548	None	None	None	2018-03-15 14:31 EDT

Groups: None (edit)

Description Sam Fowler 2018-02-18 21:57:00 EST

In ceph, HTTP request headers without a ":" character that are handled in rgw_civetweb.cc:RGW::init_env() can cause variables to be set to NULL, leading to a crash or other potentially unspecified behaviour.

Upstream Pull Request:

https://github.com/ceph/ceph/pull/20403

Comment 1 Sam Fowler 2018-02-18 21:57:35 EST

Created ceph tracking bugs for this issue:

Affects: fedora-all [bug 1546611]

Comment 7 Siddharth Sharma 2018-02-25 22:58:32 EST

Upstream Pull Request:

https://github.com/ceph/ceph/pull/20564

Comment 11 Siddharth Sharma 2018-03-15 10:27:18 EDT

upstream fix:

https://github.com/ceph/ceph/pull/20564/commits/b206912d753778b8d889a903f509a6f951cf41a4?diff=unified

Comment 12 errata-xmlrpc 2018-03-15 14:29:20 EDT

This issue has been addressed in the following products:

  Red Hat Ceph Storage 3.0 for Ubuntu 16.04

Via RHSA-2018:0546 https://access.redhat.com/errata/RHSA-2018:0546

Comment 13 errata-xmlrpc 2018-03-15 14:30:55 EDT

This issue has been addressed in the following products:

  Red Hat Ceph Storage 3 for Red Hat Enterprise Linux 7

Via RHSA-2018:0548 https://access.redhat.com/errata/RHSA-2018:0548

Comment 16 Boris Ranto 2018-05-22 18:39:07 EDT

This was fixed upstream in 12.2.4, the latest rebase fixed it downstream, too.

Comment 17 Boris Ranto 2018-05-22 18:42:40 EDT

I am sorry, I had too many tabs opened and I have accidentally closed the wrong bug.

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