87083 : Google Chrome ExtensionFunctionDispatcher::Dispatch Function Use-after-free Issue
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
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Timeline

Disclosure Date
2012-11-06
Time to Patch
21 days

Description

Google Chrome contains a use-after-free error in the 'ExtensionFunctionDispatcher::Dispatch' function in browser/extensions/extension_function_dispatcher.cc when handling extension tabs. With a specially crafted extension, a context-dependent attacker can dereference already freed 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

Upgrade to version 23.0.1271.64 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
22.0.1229.94

References

Credit

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2012-11-07 | Disagree? | There are 1 more: View All

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1

Comments

No Comments.

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