72210 : Google Chrome SVG feDisplacementMap Out-of-bounds Read DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
9	809	about 2 years ago	4 months ago	7 times	100%

Timeline

Disclosure Date
2011-04-27

Description

Google Chrome contains a flaw in the 'SVGFilterPrimitiveStandardAttributes::svgAttributeChanged' function [WebCore/svg/SVGFEDisplacementMapElement.cpp] that is triggered as SVG displacement map fails to properly validate channel selections. This results in an out-of-bounds read that causes a crash.

Classification

Location: Context Dependent
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Vendor Verified, Coordinated Disclosure
OSVDB: Web Related, Not a Vulnerability

Solution

Upgrade to version 11.0.696.57 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Google, Inc.

Chrome

10.0.648.205

References

OVAL ID: 14557
CVE ID: 2011-1445 (see also: NVD)
Secunia Advisory ID: 44375
ISS X-Force ID: 67152
Related OSVDB ID: 72196 72197 72198 72199 72200 72201 72202 72203 72204 72205 72206 72207 72208 72209 72211 72212 72213 72214 72215 72216 72217 72218 72219 72220
Vendor Specific Advisory URL: http://code.google.com/p/chromium/issues/detail?id=76646
Vendor Specific News/Changelog Entry: http://googlechromereleases.blogspot.com/2011/04/chrome-stable-update.html
https://bugs.webkit.org/show_bug.cgi?id=56794 [ Auth Req'd ]
Vendor Specific Solution URL: http://trac.webkit.org/changeset/81689

Credit

wushi - Team509

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2011-05-04 | Disagree? | There are 1 more: View All

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