mozilla -- multiple vulnerabilities

The Mozilla Project reports:

MFSA 2011-46 loadSubScript unwraps XPCNativeWrapper scope
parameter (1.9.2 branch)
MFSA 2011-47 Potential XSS against sites using Shift-JIS
MFSA 2011-48 Miscellaneous memory safety hazards (rv:8.0)
MFSA 2011-49 Memory corruption while profiling using Firebug
MFSA 2011-50 Cross-origin data theft using canvas and Windows
D2D
MFSA 2011-51 Cross-origin image theft on Mac with integrated
Intel GPU
MFSA 2011-52 Code execution via NoWaiverWrapper