Google Chrome Multiple Vulnerabilities

Posted on Thursday, August 02, 2012 @ 18:28:31 CEST in Security
by Raven


CRITICALITY: Highly Critical


RELEASE DATE: 2012-08-01

DESCRIPTION: Multiple vulnerabilities have been reported in Google Chrome, where some have an unknown impact and others can be exploited by malicious people to bypass certain security restrictions and compromise a user's system.

1) An error when handling renders can be exploited to bypass the cross-process policy and cause interference. NOTE: This vulnerability affect the Linux platform only.
2) The application does not properly re-prompt the user when downloading multiple files and can be exploited to trick the user into downloading a malicious file.
3) An error when handling drag and drop events can be exploited to access certain restricted files.
4) Multiple errors exist within the PDF viewer. No further information is currently available.
5) Multiple integer overflow errors exist within the PDF viewer.
6) A use-after-free error exists when handling object linkage in PDFs.
7) An error within the "webRequest" module can be exploited to cause interference with the Chrome Web Store.
8) A use-after-free error exists within the PDF viewer.
9) An out-of-bounds write error exists within the PDF viewer.
10) A use-after-free error exits when handling CSS DOM objects.
11) An error within the WebP decoder can be exploited to cause a buffer overflow.
12) An unspecified error exists within tab handling. NOTE: This vulnerability affect the Linux platform only.
13) An out-of-bounds access error exists when clicking in date picker.

SOLUTION: Upgrade to a fixed version.

1) Julien Tinnes, Google Chrome Security Team
2, 3) Matt Austin, Aspect Security
4, 5, 8, 9) Mateusz Jurczyk and Gynvael Coldwind, Google Security Team
6) Alexey Samsonov, Google
7) Trev, Adblock
10) Arthur Gerkis
11) Jüri Aedla
12) Jeff Roberts, Google Security Team
13) Chamal de Silva

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