71525 : WebKit RenderObjectChildList::updateBeforeAfterContent Content Updating Memory Corruption
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
10	817	about 2 years ago	about 1 month ago	9 times	100%

Timeline

Disclosure Date
2010-09-30

Time to Patch
10 days

Description

WebKit contains a flaw in the 'RenderObjectChildList::updateBeforeAfterContent' function in WebCore/rendering/RenderObjectChildList.cpp when updating :before and :after content. With a specially crafted web page, a context-dependent attacker can corrupt memory and potentially execute arbitrary code.

Classification

Location: Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: PoC Public
Disclosure: Vendor Verified, Coordinated Disclosure
OSVDB: Web Related

Solution

It has been reported that this issue has been fixed. Upgrade to version 1.4.0, or higher, to address this vulnerability.

Products

Apple Inc.

Safari

5.0.3

References

CVE ID: 2011-0156 (see also: NVD)
Secunia Advisory ID: 43582
Related OSVDB ID: 71496 71497 71498 71499 71500 71501 71502 71503 71504 71505 71506 71507 71508 71509 71510 71511 71512 71513 71514 71515 71516 71517 71518 71519 71520 71521 71522 71523 71524 71526 71527 71528 71529 71530 71531 71532 71533 71534 71535 71536 71537 71538 71539 71540 71541 71542 71543 71544 71545 71546 71547
Mail List Post: http://lists.apple.com/archives/security-announce/2011//Mar/msg00003.html
http://lists.apple.com/archives/security-announce/2011//Mar/msg00004.html
http://lists.apple.com/archives/security-announce/2011/Mar/msg00000.html
Vendor Specific Advisory URL: http://support.apple.com/kb/HT4554
Vendor Specific News/Changelog Entry: http://support.apple.com/kb/HT4554
http://support.apple.com/kb/HT4564
http://support.apple.com/kb/HT4566
https://bugs.meego.com/show_bug.cgi?id=14631
https://bugs.webkit.org/show_bug.cgi?id=46106 [ Auth Req'd ]
https://code.google.com/p/chromium/issues/detail?id=56144
Vendor Specific Solution URL: http://trac.webkit.org/changeset/68860

Tools & Filters

	52534 52535

Credit

Abhishek Arya (Inferno) - Google Inc.

CVSSv2 Score

CVSSv2 Base Score = 7.6
Source: nvd.nist.gov | Generated: 2011-03-04 | Disagree? | There are 1 more: View All

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