lib/libssh
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legacy: Use snprintf instead of sprintf.

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Found by Coverity.
This commit is contained in:
Andreas Schneider
2012-10-08 22:12:40 +02:00
parent 2f8ddc6e65
commit 46f22576b0
1 changed files with 3 additions and 2 deletions
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5
src/legacy.c
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@@ -106,16 +106,17 @@ int ssh_userauth_privatekey_file(ssh_session session,
ssh_private_key privkey = NULL; ssh_private_key privkey = NULL;
int type = 0; int type = 0;
int rc = SSH_AUTH_ERROR; int rc = SSH_AUTH_ERROR;
size_t klen = strlen(filename) + 4 + 1;
enter_function(); enter_function();
pubkeyfile = malloc(strlen(filename) + 1 + 4); pubkeyfile = malloc(klen);
if (pubkeyfile == NULL) { if (pubkeyfile == NULL) {
ssh_set_error_oom(session); ssh_set_error_oom(session);
leave_function(); leave_function();
return SSH_AUTH_ERROR; return SSH_AUTH_ERROR;
} }
sprintf(pubkeyfile, "%s.pub", filename); snprintf(pubkeyfile, klen, "%s.pub", filename);
pubkey = publickey_from_file(session, pubkeyfile, &type); pubkey = publickey_from_file(session, pubkeyfile, &type);
if (pubkey == NULL) { if (pubkey == NULL) {