blob: bea325ea05dee12457ec6398894c37522843814e [file] [log] [blame]
Upstream-Status: Backport [ The patch is rsync-2.6.9 specific ]
CVE: CVE-2007-4091
The patch is from https://issues.rpath.com/browse/RPL-1647 and is used to
address http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2007-4091
Date: Tue May 10 10:07:36 2011 +0800
Dexuan Cui <dexuan.cui@intel.com>
diff --git a/sender.c b/sender.c
index 6fcaa65..053a8f1 100644
--- a/sender.c
+++ b/sender.c
@@ -123,6 +123,7 @@ void successful_send(int ndx)
char fname[MAXPATHLEN];
struct file_struct *file;
unsigned int offset;
+ size_t l = 0;
if (ndx < 0 || ndx >= the_file_list->count)
return;
@@ -133,6 +134,20 @@ void successful_send(int ndx)
file->dir.root, "/", NULL);
} else
offset = 0;
+
+ l = offset + 1;
+ if (file) {
+ if (file->dirname)
+ l += strlen(file->dirname);
+ if (file->basename)
+ l += strlen(file->basename);
+ }
+
+ if (l >= sizeof(fname)) {
+ rprintf(FERROR, "Overlong pathname\n");
+ exit_cleanup(RERR_FILESELECT);
+ }
+
f_name(file, fname + offset);
if (remove_source_files) {
if (do_unlink(fname) == 0) {
@@ -224,6 +239,7 @@ void send_files(struct file_list *flist, int f_out, int f_in)
enum logcode log_code = log_before_transfer ? FLOG : FINFO;
int f_xfer = write_batch < 0 ? batch_fd : f_out;
int i, j;
+ size_t l = 0;
if (verbose > 2)
rprintf(FINFO, "send_files starting\n");
@@ -259,6 +275,20 @@ void send_files(struct file_list *flist, int f_out, int f_in)
fname[offset++] = '/';
} else
offset = 0;
+
+ l = offset + 1;
+ if (file) {
+ if (file->dirname)
+ l += strlen(file->dirname);
+ if (file->basename)
+ l += strlen(file->basename);
+ }
+
+ if (l >= sizeof(fname)) {
+ rprintf(FERROR, "Overlong pathname\n");
+ exit_cleanup(RERR_FILESELECT);
+ }
+
fname2 = f_name(file, fname + offset);
if (verbose > 2)