Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT Security Bulletin ASB-2012.0109 A number of vulnerabilities have been identified in Google Chrome 2 August 2012 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Google Chrome Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Denial of Service -- Remote with User Interaction Access Confidential Data -- Remote with User Interaction Unauthorised Access -- Remote with User Interaction Reduced Security -- Unknown/Unspecified Resolution: Patch/Upgrade CVE Names: CVE-2012-2860 CVE-2012-2859 CVE-2012-2858 CVE-2012-2857 CVE-2012-2856 CVE-2012-2855 CVE-2012-2854 CVE-2012-2853 CVE-2012-2852 CVE-2012-2851 CVE-2012-2850 CVE-2012-2849 CVE-2012-2848 CVE-2012-2847 CVE-2012-2846 Member content until: Saturday, September 1 2012 OVERVIEW A number of vulnerabilities have been identified in Google Chrome prior to version 21.0.1180.57 for Mac and Linux and 21.0.1180.60 for Windows and Chrome Frame. IMPACT The following information is available on the vendor website: "[Linux only] [125225] Medium CVE-2012-2846: Cross-process interference in renderers. Credit to Google Chrome Security Team (Julien Tinnes). [127522] Low CVE-2012-2847: Missing re-prompt to user upon excessive downloads. Credit to Matt Austin of Aspect Security. [127525] Medium CVE-2012-2848: Overly broad file access granted after drag+drop. Credit to Matt Austin of Aspect Security. [128163] Low CVE-2012-2849: Off-by-one read in GIF decoder. Credit to Atte Kettunen of OUSPG. [130251] [130592] [130611] [131068] [131237] [131252] [131621] [131690] [132860] Medium CVE-2012-2850: Various lower severity issues in the PDF viewer. Credit to Mateusz Jurczyk of Google Security Team, with contributions by Gynvael Coldwind of Google Security Team. [132585] [132694] [132861] High CVE-2012-2851: Integer overflows in PDF viewer. Credit to Mateusz Jurczyk of Google Security Team, with contributions by Gynvael Coldwind of Google Security Team. [134028] High CVE-2012-2852: Use-after-free with bad object linkage in PDF. Credit to Alexey Samsonov of Google. [134101] Medium CVE-2012-2853: webRequest can interfere with the Chrome Web Store. Credit to Trev of Adblock. [134519] Low CVE-2012-2854: Leak of pointer values to WebUI renderers. Credit to Nasko Oskov of the Chromium development community. [134888] High CVE-2012-2855: Use-after-free in PDF viewer. Credit to Mateusz Jurczyk of Google Security Team, with contributions by Gynvael Coldwind of Google Security Team. [134954] [135264] High CVE-2012-2856: Out-of-bounds writes in PDF viewer. Credit to Mateusz Jurczyk of Google Security Team, with contributions by Gynvael Coldwind of Google Security Team. [$1000] [136235] High CVE-2012-2857: Use-after-free in CSS DOM. Credit to Arthur Gerkis. [$1000] [136894] High CVE-2012-2858: Buffer overflow in WebP decoder. Credit to Jri Aedla. [Linux only] [137541] Critical CVE-2012-2859: Crash in tab handling. Credit to Jeff Roberts of Google Security Team. [137671] Medium CVE-2012-2860: Out-of-bounds access when clicking in date picker. Credit to Chamal de Silva." [1] MITIGATION The vendor recommends upgrading to the latest version of Chrome. [1] REFERENCES [1] Stable Channel Release http://googlechromereleases.blogspot.com.au/2012/07/stable-channel-release.html 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 iQIVAwUBUBoLR+4yVqjM2NGpAQJKLA/+M1wfv88jSKXxgVbIpj104kHqMCgpZT+E Xb0BeuHoyNRGC3iTHdYltf0BBinzN6aJxlJNjwrZBSh/PzR19CKnSdXodG9/num/ ooT++2dJX74DK/bx03y4M6cmI4zUUScVyElYlFZj54Qxu98JP66qVKbhIzsLlay/ D6tKKkR1QSXJRwzOp4EOI0++Q/yJY1kfET2vva7iltDa1uQV8jHlseLE5Q3tJGE3 67QLLpCxJG+XhGS2kBHW/fpQtN9otqsaKx+rkYsNTlzlX8oa/z+Mjpv8I12+jEm4 usMIr3cxX9R+MnARPxgLB0nKAQVOS/xvrlcxfvnKEXDvgih9ZRiQyTbCREQEAUUb xv/uLjaK4QI2JhPeWkSPuyc6zwlX4TeKZ1ddIvwtXtA2j4yvTyu6pzuZ7xvIVCaK j16yate6dwT5yg06zPasVNRY/1Sxq3RkPb6pXdPtvm8zQ2FsFxoALB37b7xANttQ AV31LvtCKg36EXj6qYVIeeZYKVENChFMhYIISymdiyIoOi3G1Z0osZDDZWVX1aJs xhQ4jtbd0izzifdVXAWUAjlSsn1Z8HUUSwZ1MlxQJ0s6QlqB4CkctZfRqbon5ijW l+WObPnABkMIuYxAvod7XgjXKhYLyU2jRMKz1Q+S1+ffvXkWiVSQZD0OEwixTBjT /bpYUc76Dzk= =+rPA -----END PGP SIGNATURE-----