Author: eadler
Date: Wed Dec 5 13:56:52 2012
New Revision: 243897
URL: http://svnweb.freebsd.org/changeset/base/243897
Log:
Avoid overflowing the file buffer
Submitted by: db
Approved by: cperciva
MFC after: 2 weeks
Modified:
head/usr.sbin/pw/rm_r.c
Modified: head/usr.sbin/pw/rm_r.c
==============================================================================
--- head/usr.sbin/pw/rm_r.c Wed Dec 5 13:56:49 2012 (r243896)
+++ head/usr.sbin/pw/rm_r.c Wed Dec 5 13:56:52 2012 (r243897)
@@ -52,7 +52,7 @@ rm_r(char const * dir, uid_t uid)
while ((e = readdir(d)) != NULL) {
if (strcmp(e->d_name, ".") != 0 && strcmp(e->d_name,
"..") != 0) {
- sprintf(file, "%s/%s", dir, e->d_name);
+ snprintf(file, sizeof(file), "%s/%s", dir,
e->d_name);
if (lstat(file, &st) == 0) { /* Need
symlinks, not
* linked file
*/
if (S_ISDIR(st.st_mode)) /*
Directory - recurse */
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