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CVE-2012-4560: Fix a write one past the end of 'buf'.

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This commit is contained in:
Andreas Schneider
2012-10-05 11:39:47 +02:00
parent 894bbf3137
commit bd3acae4f3
1 changed files with 3 additions and 2 deletions
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5
src/misc.c
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@@ -723,7 +723,8 @@ char *ssh_path_expand_escape(ssh_session session, const char *s) {
if (*p != '%') {
buf[i] = *p;
i++;
if (i > MAX_BUF_SIZE) {
if (i >= MAX_BUF_SIZE) {
free(r);
return NULL;
}
buf[i] = '\0';
@@ -775,7 +776,7 @@ char *ssh_path_expand_escape(ssh_session session, const char *s) {
}
i += strlen(x);
if (i > MAX_BUF_SIZE) {
if (i >= MAX_BUF_SIZE) {
ssh_set_error(session, SSH_FATAL,
"String too long");
free(x);