Use-after-free vulnerability in content/browser/appcache/appcache_dispatcher_host.cc in the AppCache implementation in Google Chrome before 47.0.2526.73 allows remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging incorrect pointer maintenance associated with certain callbacks.
https://security.gentoo.org/glsa/201603-09
https://codereview.chromium.org/1441683004/
https://code.google.com/p/chromium/issues/detail?id=554908
http://www.ubuntu.com/usn/USN-2825-1
http://www.securitytracker.com/id/1034298
http://www.securityfocus.com/bid/78416
http://www.debian.org/security/2015/dsa-3415
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00016.html
http://googlechromereleases.blogspot.com/2015/12/stable-channel-update.html