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Fix wc_ecc_sign_hash memory leak. ZD 11556.

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Guido Vranken
2021-01-22 09:55:30 +01:00
parent 4b47bf7b4e
commit 905f0b1f5a
1 changed files with 2 additions and 0 deletions
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wolfcrypt/src/ecc.c
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@@ -5149,6 +5149,8 @@ int wc_ecc_sign_hash(const byte* in, word32 inlen, byte* out, word32 *outlen,
err = wc_ecc_sign_hash_ex(in, inlen, rng, key, r, s); err = wc_ecc_sign_hash_ex(in, inlen, rng, key, r, s);
#endif #endif
if (err < 0) { if (err < 0) {
mp_clear(r);
mp_clear(s);
#ifdef WOLFSSL_SMALL_STACK #ifdef WOLFSSL_SMALL_STACK
XFREE(s, key->heap, DYNAMIC_TYPE_ECC); XFREE(s, key->heap, DYNAMIC_TYPE_ECC);
XFREE(r, key->heap, DYNAMIC_TYPE_ECC); XFREE(r, key->heap, DYNAMIC_TYPE_ECC);