The DragImage::create function in platform/DragImage.cpp in Blink, as used in Google Chrome before 41.0.2272.76, does not initialize memory for image drawing, which allows remote attackers to have an unspecified impact by triggering a failed image decoding, as demonstrated by an image for which the default orientation cannot be used.
googlechromereleases.blogspot.com/2015/03/stable-channel-update.html
rhn.redhat.com/errata/RHSA-2015-0627.html
www.securityfocus.com/bid/72901
www.ubuntu.com/usn/USN-2521-1
code.google.com/p/chromium/issues/detail?id=450389
security.gentoo.org/glsa/201503-12
src.chromium.org/viewvc/blink?revision=189585&view=revision
src.chromium.org/viewvc/blink?revision=189816&view=revision