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wc_XChaCha20Poly1305_crypt_oneshot(): use ForceZero, not XMEMSET(), to safely clear the AEAD state before return.

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Daniel Pouzzner
2020-10-23 00:33:48 -05:00
parent 7a5cbaa9bc
commit f37c25f9c0
1 changed files with 2 additions and 1 deletions
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3
wolfcrypt/src/chacha20_poly1305.c
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@ -435,7 +435,8 @@ static WC_INLINE int wc_XChaCha20Poly1305_crypt_oneshot(
out: out:
XMEMSET(aead, 0, sizeof *aead); ForceZero(aead, sizeof *aead);
#if defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_NO_MALLOC) #if defined(WOLFSSL_SMALL_STACK) && !defined(WOLFSSL_NO_MALLOC)
XFREE(aead, NULL, DYNAMIC_TYPE_TMP_BUFFER); XFREE(aead, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif #endif