vbatts/shadow-utils-newxidmap
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- groupmems: check username for valid character (#455603)

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- groupmems: don't segfault on nonexistent group (#456088)
This commit is contained in:
Peter Vrabec 2008-09-24 13:26:18 +00:00
parent 60ae26e9e9
commit 53b6c2ec17
3 changed files with 63 additions and 1 deletions
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22
shadow-4.1.2-gmNoGroup.patch Normal file
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@ -0,0 +1,22 @@
diff -up shadow-4.1.2/src/groupmems.c.gmNoGroup shadow-4.1.2/src/groupmems.c
--- shadow-4.1.2/src/groupmems.c.gmNoGroup 2008-09-24 15:00:30.000000000 +0200
+++ shadow-4.1.2/src/groupmems.c 2008-09-24 15:07:20.000000000 +0200
@@ -56,6 +56,7 @@
#define EXIT_NOT_MEMBER 6 /* member of group does not exist */
#define EXIT_MEMBER_EXISTS 7 /* member of group already exists */
#define E_BAD_ARG 8 /* invalid argument to option */
+#define EXIT_NOT_GROUP 8 /* group does not exist */
#define TRUE 1
#define FALSE 0
@@ -293,6 +294,10 @@ int main (int argc, char **argv)
}
grp = (struct group *) gr_locate (name);
+ if (NULL == grp) {
+ fputs (_("Specified group does not exist\n"), stderr);
+ exit (EXIT_NOT_GROUP);
+ }
if (NULL != adduser) {
grp->gr_mem = addtogroup (adduser, grp->gr_mem);