strip bash functions from environment

1 files changed, 44 insertions, 0 deletions

diff --git a/app-admin/sudo/files/sudo-strip-bash-functions.diff b/app-admin/sudo/files/sudo-strip-bash-functions.diff
new file mode 100644
index 000000000000..1bd6d6483508
--- /dev/null
+++ b/app-admin/sudo/files/sudo-strip-bash-functions.diff
@@ -0,0 +1,44 @@
+Index: env.c
+===================================================================
+RCS file: /home/cvs/courtesan/sudo/env.c,v
+retrieving revision 1.42
+retrieving revision 1.43
+diff -u -r1.42 -r1.43
+--- env.c	8 Sep 2004 15:57:49 -0000	1.42
++++ env.c	11 Nov 2004 16:20:59 -0000	1.43
+@@ -52,7 +52,7 @@
+ #include "sudo.h"
+ 
+ #ifndef lint
+-static const char rcsid[] = "$Sudo: env.c,v 1.42 2004/09/08 15:57:49 millert Exp $";
++static const char rcsid[] = "$Sudo: env.c,v 1.43 2004/11/11 16:20:59 millert Exp $";
+ #endif /* lint */
+ 
+ /*
+@@ -323,6 +323,13 @@
+ 	/* Pull in vars we want to keep from the old environment. */
+ 	for (ep = envp; *ep; ep++) {
+ 	    keepit = 0;
++
++	    /* Skip variables with values beginning with () (bash functions) */
++	    if ((cp = strchr(*ep, '=')) != NULL) {
++		if (strncmp(cp, "=() ", 3) == 0)
++		    continue;
++	    }
++
+ 	    for (cur = def_env_keep; cur; cur = cur->next) {
+ 		len = strlen(cur->value);
+ 		/* Deal with '*' wildcard */
+@@ -404,6 +411,12 @@
+ 	 */
+ 	for (ep = envp; *ep; ep++) {
+ 	    okvar = 1;
++
++	    /* Skip variables with values beginning with () (bash functions) */
++	    if ((cp = strchr(*ep, '=')) != NULL) {
++		if (strncmp(cp, "=() ", 3) == 0)
++		    continue;
++	    }
+ 
+ 	    /* Skip anything listed in env_delete. */
+ 	    for (cur = def_env_delete; cur && okvar; cur = cur->next) {