gfx/2d/DataSurfaceHelpers.cpp in Mozilla Firefox before 41.0 on Linux improperly attempts to use the Cairo library with 32-bit color-depth surface creation followed by 16-bit color-depth surface display, which allows remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read) by using a CANVAS element to trigger 2D rendering.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
| Link | Tags |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00005.html | vendor advisory |
| http://www.mozilla.org/security/announce/2015/mfsa2015-107.html | vendor advisory |
| http://www.ubuntu.com/usn/USN-2743-4 | vendor advisory |
| http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html | |
| http://www.ubuntu.com/usn/USN-2743-3 | vendor advisory |
| http://www.securityfocus.com/bid/76815 | vdb entry |
| http://www.ubuntu.com/usn/USN-2743-2 | vendor advisory |
| http://www.securitytracker.com/id/1033640 | vdb entry |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1170390 | |
| http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00000.html | vendor advisory |
| http://www.ubuntu.com/usn/USN-2743-1 | vendor advisory |