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Replace explicit_bzero with ssh_burn

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Signed-off-by: abdallah elhdad <abdallahselhdad@gmail.com>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
abdallah elhdad
2025-11-21 18:33:22 +02:00
committed by Jakub Jelen
parent 0ef79018b3
commit 64f72ed55f
26 changed files with 106 additions and 99 deletions
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10
src/wrapper.c
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@@ -199,11 +199,11 @@ void crypto_free(struct ssh_crypto_struct *crypto)
#endif
SAFE_FREE(crypto->dh_server_signature);
if (crypto->session_id != NULL) {
explicit_bzero(crypto->session_id, crypto->session_id_len);
ssh_burn(crypto->session_id, crypto->session_id_len);
SAFE_FREE(crypto->session_id);
}
if (crypto->secret_hash != NULL) {
explicit_bzero(crypto->secret_hash, crypto->digest_len);
ssh_burn(crypto->secret_hash, crypto->digest_len);
SAFE_FREE(crypto->secret_hash);
}
compress_cleanup(crypto);
@@ -212,11 +212,11 @@ void crypto_free(struct ssh_crypto_struct *crypto)
SAFE_FREE(crypto->encryptMAC);
SAFE_FREE(crypto->decryptMAC);
if (crypto->encryptkey != NULL) {
explicit_bzero(crypto->encryptkey, crypto->out_cipher->keysize / 8);
ssh_burn(crypto->encryptkey, crypto->out_cipher->keysize / 8);
SAFE_FREE(crypto->encryptkey);
}
if (crypto->decryptkey != NULL) {
explicit_bzero(crypto->decryptkey, crypto->in_cipher->keysize / 8);
ssh_burn(crypto->decryptkey, crypto->in_cipher->keysize / 8);
SAFE_FREE(crypto->decryptkey);
}
@@ -239,7 +239,7 @@ void crypto_free(struct ssh_crypto_struct *crypto)
ssh_string_free(crypto->hybrid_shared_secret);
#endif
explicit_bzero(crypto, sizeof(struct ssh_crypto_struct));
ssh_burn(crypto, sizeof(struct ssh_crypto_struct));
SAFE_FREE(crypto);
}