lib/libssh
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Fix potential memory corruption bug

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This commit is contained in:
milo
2009-07-26 12:33:39 +02:00
committed by Andreas Schneider
parent 1311d03415
commit 26d1ac325b
1 changed files with 5 additions and 0 deletions
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5
libssh/messages.c
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@@ -164,6 +164,7 @@ static SSH_MESSAGE *handle_userauth_request(SSH_SESSION *session){
goto error; goto error;
} }
string_free(user); string_free(user);
user = NULL;
service_c = string_to_char(service); service_c = string_to_char(service);
if (service_c == NULL) { if (service_c == NULL) {
@@ -175,7 +176,9 @@ static SSH_MESSAGE *handle_userauth_request(SSH_SESSION *session){
} }
string_free(service); string_free(service);
service = NULL;
string_free(method); string_free(method);
method = NULL;
ssh_log(session, SSH_LOG_PACKET, ssh_log(session, SSH_LOG_PACKET,
"Auth request for service %s, method %s for user '%s'", "Auth request for service %s, method %s for user '%s'",
@@ -204,7 +207,9 @@ static SSH_MESSAGE *handle_userauth_request(SSH_SESSION *session){
goto error; goto error;
} }
msg->auth_request.password = string_to_char(pass); msg->auth_request.password = string_to_char(pass);
string_burn(pass);
string_free(pass); string_free(pass);
pass = NULL;
if (msg->auth_request.password == NULL) { if (msg->auth_request.password == NULL) {
goto error; goto error;
} }