openssh/openssh-5.2p1-pathmax.patch

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diff -up openssh-5.2p1/ssh.c.pathmax openssh-5.2p1/ssh.c
--- openssh-5.2p1/ssh.c.pathmax 2009-07-08 14:23:19.000000000 +0200
+++ openssh-5.2p1/ssh.c 2009-07-08 14:26:26.000000000 +0200
@@ -49,6 +49,7 @@
#include <sys/resource.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
+#include <sys/param.h>
#include <ctype.h>
#include <errno.h>
@@ -208,8 +209,8 @@ void muxserver_listen(void);
int
main(int ac, char **av)
{
- int i, opt, exit_status, use_syslog;
- char *p, *cp, *line, buf[256];
+ int i, r, opt, exit_status, use_syslog;
+ char *p, *cp, *line, buf[MAXPATHLEN];
struct stat st;
struct passwd *pw;
int dummy, timeout_ms;
@@ -624,9 +625,10 @@ main(int ac, char **av)
fatal("Can't open user config file %.100s: "
"%.100s", config, strerror(errno));
} else {
- snprintf(buf, sizeof buf, "%.100s/%.100s", pw->pw_dir,
+ r = snprintf(buf, sizeof buf, "%s/%s", pw->pw_dir,
_PATH_SSH_USER_CONFFILE);
- (void)read_config_file(buf, host, &options, 1);
+ if (r > 0 && (size_t)r < sizeof(buf))
+ (void)read_config_file(buf, host, &options, 1);
/* Read systemwide configuration file after use config. */
(void)read_config_file(_PATH_HOST_CONFIG_FILE, host,
@@ -787,9 +789,9 @@ main(int ac, char **av)
* Now that we are back to our own permissions, create ~/.ssh
* directory if it doesn't already exist.
*/
- snprintf(buf, sizeof buf, "%.100s%s%.100s", pw->pw_dir,
+ r = snprintf(buf, sizeof buf, "%s%s%s", pw->pw_dir,
strcmp(pw->pw_dir, "/") ? "/" : "", _PATH_SSH_USER_DIR);
- if (stat(buf, &st) < 0)
+ if (r > 0 && (size_t)r < sizeof(buf) && stat(buf, &st) < 0)
if (mkdir(buf, 0700) < 0)
error("Could not create directory '%.200s'.", buf);