31 lines
1.2 KiB
Ruby
31 lines
1.2 KiB
Ruby
# Copyright (c) 2009 Michael Koziarski <michael@koziarski.com>
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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require 'bigdecimal'
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alias BigDecimalUnsafe BigDecimal
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# This fixes CVE-2009-1904 however it removes legitimate functionality that your
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# application may depend on. You are *strongly* advised to upgrade your ruby
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# rather than relying on this fix for an extended period of time.
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def BigDecimal(initial, digits=0)
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if initial.size > 255 || initial =~ /e/i
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raise "Invalid big Decimal Value"
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end
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BigDecimalUnsafe(initial, digits)
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end
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