Author: deischen
Date: Fri Feb 1 05:19:49 2013
New Revision: 246192
URL: http://svnweb.freebsd.org/changeset/base/246192
Log:
Prevent a null pointer dereference in pw userdel when deleting
a user whose group != username.
Modified:
head/usr.sbin/pw/pw_user.c
Modified: head/usr.sbin/pw/pw_user.c
==============================================================================
--- head/usr.sbin/pw/pw_user.c Fri Feb 1 03:49:09 2013 (r246191)
+++ head/usr.sbin/pw/pw_user.c Fri Feb 1 05:19:49 2013 (r246192)
@@ -425,7 +425,7 @@ pw_user(struct userconf * cnf, int mode,
}
grp = GETGRNAM(a_name->val);
- if (*grp->gr_mem == NULL)
+ if (grp != NULL && *grp->gr_mem == NULL)
delgrent(GETGRNAM(a_name->val));
SETGRENT();
while ((grp = GETGRENT()) != NULL) {
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