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-rw-r--r--crypto/openssh/auth-passwd.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/crypto/openssh/auth-passwd.c b/crypto/openssh/auth-passwd.c
index 63ccf3cabe7d..f6825ecc0655 100644
--- a/crypto/openssh/auth-passwd.c
+++ b/crypto/openssh/auth-passwd.c
@@ -66,6 +66,8 @@ extern login_cap_t *lc;
#define DAY (24L * 60 * 60) /* 1 day in seconds */
#define TWO_WEEKS (2L * 7 * DAY) /* 2 weeks in seconds */
+#define MAX_PASSWORD_LEN 1024
+
void
disable_forwarding(void)
{
@@ -87,6 +89,9 @@ auth_password(Authctxt *authctxt, const char *password)
static int expire_checked = 0;
#endif
+ if (strlen(password) > MAX_PASSWORD_LEN)
+ return 0;
+
#ifndef HAVE_CYGWIN
if (pw->pw_uid == 0 && options.permit_root_login != PERMIT_YES)
ok = 0;