prf-plus: Wipe seed and internal buffer
The buffer contains key material we handed out last and the seed can contain the DH secret. References #2388.
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@ -115,8 +115,8 @@ METHOD(prf_plus_t, allocate_bytes, bool,
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METHOD(prf_plus_t, destroy, void,
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private_prf_plus_t *this)
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{
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free(this->buffer.ptr);
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free(this->seed.ptr);
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chunk_clear(&this->buffer);
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chunk_clear(&this->seed);
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free(this);
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}
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