[cups.bugs] [LOW] STR #2974: potential int overflow in _cupsImageReadPNG()

[Michael Sweet]

[STR Closed w/Resolution]

Reopening since IMAGE_MAX_HEIGHT is 2^31-1, not 2^27-1.

Patch attached that fixes it.

Link: http://www.cups.org/str.php?L2974
Version: 1.3.9
Fix Version: 1.4-current (r8064)
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