#VU44041 Use-after-free in Google Chrome - CVE-2011-3105

Vulnerability identifier: #VU44041

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2011-3105

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Chrome
Client/Desktop applications / Web browsers

Vendor: Google

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing vectors related to the :first-letter pseudo-element. A remote attackers can cause a denial of service or possibly have unspecified other impact.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Google Chrome: 19.0.1028.0 - 19.0.1084.50

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External links
https://code.google.com/p/chromium/issues/detail?id=120912
https://googlechromereleases.blogspot.com/2012/05/stable-channel-update_23.html
https://lists.apple.com/archives/security-announce/2012/Sep/msg00001.html
https://lists.apple.com/archives/security-announce/2012/Sep/msg00003.html
https://lists.apple.com/archives/security-announce/2012/Sep/msg00005.html
https://osvdb.org/82242
https://secunia.com/advisories/49277
https://secunia.com/advisories/49306
https://security.gentoo.org/glsa/glsa-201205-04.xml
https://support.apple.com/kb/HT5485
https://support.apple.com/kb/HT5502
https://support.apple.com/kb/HT5503
https://www.securityfocus.com/bid/53679
https://www.securitytracker.com/id?1027098
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15535

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.