lib/libssh
1
0
Fork 0
mirror of https://git.libssh.org/projects/libssh.git synced 2025-08-08 19:02:06 +03:00
Code Activity

pki: Fix a possible null pointer dereference.

Browse Source 
Found by Coverity.
This commit is contained in:
Andreas Schneider
2012-10-08 21:37:42 +02:00
parent 0bf2dd81e6
commit 0a4ea19982
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/pki.c
View File

@@ -1356,9 +1356,7 @@ ssh_string ssh_pki_do_sign_agent(ssh_session session,
ssh_string ssh_srv_pki_do_sign_sessionid(ssh_session session,
const ssh_key privkey)
{
struct ssh_crypto_struct *crypto =
session->current_crypto ? session->current_crypto :
session->next_crypto;
struct ssh_crypto_struct *crypto;
unsigned char hash[SHA_DIGEST_LEN] = {0};
ssh_signature sig;
ssh_string sig_blob;
@@ -1368,6 +1366,8 @@ ssh_string ssh_srv_pki_do_sign_sessionid(ssh_session session,
if (session == NULL || privkey == NULL || !ssh_key_is_private(privkey)) {
return NULL;
}
crypto = session->current_crypto ? session->current_crypto :
session->next_crypto;
ctx = sha1_init();
if (ctx == NULL) {