Backport 2.16: Fix GCM calculation with very long IV #5135
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2^64. So it should be filled to the lower 64-bit in the last step when computing ghash. Signed-off-by: openluopworld <wuhanluop@163.com>
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Fixes #4884
An initialization vector IV can have any number of bits between 1 and
2^64. So it should be filled to the lower 64-bit in the last step
when computing ghash.
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Signed-off-by:line from the committer to certify that the contribution is made under the terms of the Developer Certificate of Origin.Description
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