From: Todd C. Miller <Todd.Miller@courtesan.com>
Date: Tue, 14 Sep 2010 15:30:20 +0000 (-0400)
Subject: In login mode, make a copy of the runas user's pw_shell for NewArgv[0]
X-Git-Tag: SUDO_1_7_5~149
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=32d3d3219b38b63591045e72e8e085d41dc6058b;p=sudo

In login mode, make a copy of the runas user's pw_shell for NewArgv[0]
because 1) we modify it and 2) it will runas_pw gets freed before exec.

--HG--
branch : 1.7
---

diff --git a/sudo.c b/sudo.c
index a9e98dc05..b992eedac 100644
--- a/sudo.c
+++ b/sudo.c
@@ -317,7 +317,7 @@ main(argc, argv, envp)
 
     /* Update initial shell now that runas is set. */
     if (ISSET(sudo_mode, MODE_LOGIN_SHELL))
-	NewArgv[0] = runas_pw->pw_shell;
+	NewArgv[0] = estrdup(runas_pw->pw_shell);
 
     /* This goes after sudoers is parsed since it may have timestamp options. */
     if (sudo_mode == MODE_KILL || sudo_mode == MODE_INVALIDATE) {