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wrapper: Avoid memory leak on errors during key exchange

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As reported by oss-fuzz

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28075

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2020-12-04 11:32:06 +01:00
committed by Andreas Schneider
parent 455a161ed7
commit 9c6404aa49
1 changed files with 1 additions and 0 deletions
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src/wrapper.c
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@@ -185,6 +185,7 @@ void crypto_free(struct ssh_crypto_struct *crypto)
crypto->ecdh_privkey = NULL;
}
#endif
SAFE_FREE(crypto->dh_server_signature);
if (crypto->session_id != NULL) {
explicit_bzero(crypto->session_id, crypto->digest_len);
SAFE_FREE(crypto->session_id);