Bug 751310 – CVE-2011-4111 qemu: ccid: buffer overflow in handling of VSC_ATR message

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Bug 751310 - (CVE-2011-4111) CVE-2011-4111 qemu: ccid: buffer overflow in handling of VSC_ATR message

Summary:	CVE-2011-4111 qemu: ccid: buffer overflow in handling of VSC_ATR message

Status:	CLOSED ERRATA

Aliases:	CVE-2011-4111

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=20111128,repo...
Keywords:	Security

Depends On:	751311 751312 752003
Blocks:	751315
	Show dependency tree / graph

Reported:	2011-11-04 05:58 EDT by Petr Matousek
Modified:	2013-01-09 19:29 EST (History)
CC List:	17 users (show)

See Also:
Fixed In Version:
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2011-12-08 17:05:42 EST
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Proposed patch (1.78 KB, text/plain) 2011-11-07 13:35 EST, Petr Matousek	no flags	Details
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2011:1777	normal	SHIPPED_LIVE	Important: qemu-kvm security update	2011-12-06 12:14:41 EST
Red Hat Product Errata	RHSA-2011:1801	normal	SHIPPED_LIVE	Important: qemu-kvm security update	2011-12-08 19:45:47 EST

Groups: None (edit)

Description Petr Matousek 2011-11-04 05:58:34 EDT

A flaw was found in the way QEMU handled VSC_ATR messages when CCID card passthru device was used. A malicious client could use this flaw to crash the QEMU process or, potentially, escalate his privileges.

Comment 2 Petr Matousek 2011-11-07 13:35:09 EST

Created attachment 532114 [details]
Proposed patch

Comment 7 errata-xmlrpc 2011-12-06 14:32:11 EST

This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2011:1777 https://rhn.redhat.com/errata/RHSA-2011-1777.html

Comment 8 errata-xmlrpc 2011-12-08 14:47:14 EST

This issue has been addressed in following products:

  Red Hat Enterprise Linux EUS 6.1

Via RHSA-2011:1801 https://rhn.redhat.com/errata/RHSA-2011-1801.html

Comment 9 Petr Matousek 2012-03-30 13:36:09 EDT

Statement:

This issue does not affect versions of kvm package as shipped with Red Hat
Enterprise Linux 5.

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