ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

bcrypt: Validate key size when importing RSA public key. 

Signed-off-by: Santino Mazza <mazzasantino1206@gmail.com>
Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Santino Mazza 2022-03-07 09:43:59 +01:00 committed by Alexandre Julliard
parent 9799fa8009
commit 83bb9eb9aa
2 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
dlls/bcrypt/bcrypt_main.c
View File

@ -1413,6 +1413,7 @@ static NTSTATUS key_import_pair( struct algorithm *alg, const WCHAR *type, BCRYP
return STATUS_NOT_SUPPORTED;
size = sizeof(*rsa_blob) + rsa_blob->cbPublicExp + rsa_blob->cbModulus;
if (size != input_len) return NTE_BAD_DATA;
return key_asymmetric_create( (struct key **)ret_key, alg, rsa_blob->BitLength, (BYTE *)rsa_blob, size );
}
else if (!wcscmp( type, BCRYPT_RSAPRIVATE_BLOB ) || !wcscmp( type, BCRYPT_RSAFULLPRIVATE_BLOB ))

6
dlls/bcrypt/tests/bcrypt.c
View File

@ -2122,11 +2122,9 @@ static void test_RSA(void)
ret = BCryptDestroyKey(key);
ok(!ret, "got %#lx\n", ret);
todo_wine
{
ret = BCryptImportKeyPair(alg, NULL, BCRYPT_RSAPUBLIC_BLOB, &key, rsaPublicBlobWithInvalidPublicExpSize, sizeof(rsaPublicBlobWithInvalidPublicExpSize), 0);
ret = BCryptImportKeyPair(alg, NULL, BCRYPT_RSAPUBLIC_BLOB, &key, rsaPublicBlobWithInvalidPublicExpSize,
sizeof(rsaPublicBlobWithInvalidPublicExpSize), 0);
ok(ret == NTE_BAD_DATA, "got %#lx\n", ret);
}
ret = BCryptImportKeyPair(alg, NULL, BCRYPT_RSAPUBLIC_BLOB, &key, buf, size, 0);
ok(ret == STATUS_SUCCESS, "got %#lx\n", ret);