PROBLEM:  (65682) (PATCH ID: OSF425X11-029)
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This patch fixes a problem where the X server could core dump or get
unaligned access errors when clients used the Multi-Buffering extension.
PROBLEM: (ISV-2-162) (PATCH ID: OSF425X11-037)
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This patch fixes a memory leak in the X server that could occur when a
client repeatedly created and destroyed buffers for the X Window System
Multibuffering Extension (XmbufCreateBuffers/XmbufDestroyBuffers).