From: Todd C. Miller <Todd.Miller@courtesan.com>
Date: Wed, 9 Sep 2015 19:29:57 +0000 (-0600)
Subject: Ignore callbacks if major version doesn't match.
X-Git-Tag: SUDO_1_8_15^2~59
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2f1d6750553c12a699637afefba5a8ba0d9d2c5a;p=sudo

Ignore callbacks if major version doesn't match.
---

diff --git a/src/tgetpass.c b/src/tgetpass.c
index e3355015a..fbda89373 100644
--- a/src/tgetpass.c
+++ b/src/tgetpass.c
@@ -57,6 +57,14 @@ suspend(int signo, struct sudo_conv_callback *callback)
     int rval = 0;
     debug_decl(suspend, SUDO_DEBUG_CONV)
 
+    if (callback != NULL && SUDO_API_VERSION_GET_MAJOR(callback->version) != SUDO_CONV_CALLBACK_VERSION_MAJOR) {
+	sudo_debug_printf(SUDO_DEBUG_WARN|SUDO_DEBUG_LINENO,
+	    "callback major version mismatch, expected %u, got %u",
+	    SUDO_CONV_CALLBACK_VERSION_MAJOR,
+	    SUDO_API_VERSION_GET_MAJOR(callback->version));
+	callback = NULL;
+    }
+
     if (callback != NULL && callback->on_suspend != NULL) {
 	if (callback->on_suspend(signo, callback->closure) == -1)
 	    rval = -1;