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Code Issues Releases Wiki Activity

RSA Userauth Initialization 

For RSA user authentication, initialize the arrays used to store the
check value and the signature before loading and comparing them.
(ZD 14412)
pull/424/head
John Safranek 2022-06-28 11:38:07 -07:00
parent 7bdb49f3b4
commit 4ff0683a16
No known key found for this signature in database
GPG Key ID: 8CE817DE0D3CCB4A
1 changed files with 2 additions and 0 deletions
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2
src/internal.c
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@ -4152,6 +4152,7 @@ static int DoUserAuthRequestRsa(WOLFSSH* ssh, WS_UserAuthData_PublicKey* pk,
}
if (ret == WS_SUCCESS) {
WMEMSET(checkDigest, 0, MAX_ENCODED_SIG_SZ);
ret = wc_InitRsaKey(key_ptr, ssh->ctx->heap);
if (ret == 0) {
ret = WS_SUCCESS;
@ -4243,6 +4244,7 @@ static int DoUserAuthRequestRsa(WOLFSSH* ssh, WS_UserAuthData_PublicKey* pk,
encDigest = s_encDigest;
#endif
{
WMEMSET(encDigest, 0, MAX_ENCODED_SIG_SZ);
encDigestSz = wc_EncodeSignature(encDigest, digest,
wc_HashGetDigestSize(enmhashId),
wc_HashGetOID(enmhashId));