Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
===========================================================================
AUSCERT Security Bulletin
ASB-2011.0039
Opera has been updated to correct a remote code execution vulnerability
19 May 2011
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Opera prior to 11.11
Operating System: Windows
Mac OS X
Linux variants
FreeBSD
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Resolution: Patch/Upgrade
Member content until: Saturday, June 18 2011
Reference: http://www.opera.com/support/kb/view/992/
OVERVIEW
Opera version 11.11 has been released, correcting a remote code execution
vulnerability.
IMPACT
The vendor has provided the following details about this vulnerability:
"Framesets allow web pages to hold other pages inside them. Certain frameset
constructs are not handled correctly when the page is unloaded, causing a
memory corruption. To inject code, additional techniques will have to be
employed." [1]
The vendor has rated the severity of this issue as critical.
MITIGATION
Upgrade to the latest version 11.11 of the Opera browser. [2] [3]
REFERENCES
[1] Advisory: Frameset issue allows execution of arbitrary code
http://www.opera.com/support/kb/view/992/
[2] Download Opera browser
http://www.opera.com/download/
[3] Opera changelog
http://www.opera.com/docs/changelogs/
AusCERT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
iD8DBQFN1Huw/iFOrG6YcBERAszxAJ99EbpALezoaNPHVxM6KSmUN4w0FwCcCvUR
sm6lygJxGxIaRkIMMnBHACI=
=O/jF
-----END PGP SIGNATURE-----