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Category:   Application (Web Browser)  >   Opera Vendors:   Opera Software
(Opera Issues Fix) libc gdtoa Array Overrun May Let Remote or Local Users Execute Arbitrary Code
SecurityTracker Alert ID:  1023231
SecurityTracker URL:  http://securitytracker.com/id/1023231
CVE Reference:   CVE-2009-0689   (Links to External Site)
Date:  Nov 24 2009
Impact:   Execution of arbitrary code via local system, Execution of arbitrary code via network, User access via local system, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Opera browser prior to 10.10
Description:   A vulnerability was reported in libc. A remote or local user may be able to execute arbitrary code on the target system. Opera is affected.

A remote or local user can supply a specially crafted value containing format string specifiers to an application that uses the libc gdtoa code to trigger an array overrun in libc and execute arbitrary code. The code will run with the privileges of the target application.

The vendor was notified on May 7, 2009.

Maksymilian Arciemowicz of SecurityReason.com reported this vulnerability.

The original advisory is available at:

http://securityreason.com/achievement_securityalert/63

Impact:   A remote or local user may be able to execute arbitrary code on the target system, depending on the applications that use the affected libc code.
Solution:   Opera has issued a fix (10.10) for the Opera browser, which is affected by this vulnerability.

The Opera advisory is available at:

http://www.opera.com/support/kb/view/942/

Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (FreeBSD), UNIX (macOS/OS X), UNIX (Solaris - SunOS), Windows (Any)

Message History:   This archive entry is a follow-up to the message listed below.
Jun 26 2009 libc gdtoa Array Overrun May Let Remote or Local Users Execute Arbitrary Code



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