random: Get maximum 32B of entropy at once in FIPS Mode
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random: Get maximum 32B of entropy at once in FIPS Mode

* random/rndgetentropy.c (_gcry_rndgetentropy_gather_random): In fips
mode, gather max 32 B of strong entropy for initialization.

The limitation of our current kernel patch guarantees that only 32B of
strong random data can be gathered using getrandom().

Provenance

Jakuje	Authored on Sep 26 2022, 6:45 PM
• gniibe	Committed on Oct 4 2022, 7:51 AM

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rC9ee2d56e806b: keccak: Use size_t to avoid integer overflow

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