[libdvdnav-devel] [PATCH 2/7] Fix possible buffer overflow

Petri Hintukainen phintuka at gmail.com
Wed May 20 12:41:01 CEST 2015


---
 src/dvd_reader.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/dvd_reader.c b/src/dvd_reader.c
index cd65e7d..005d90b 100644
--- a/src/dvd_reader.c
+++ b/src/dvd_reader.c
@@ -498,8 +498,9 @@ static dvd_reader_t *DVDOpenCommon( const char *ppath,
     }
 
     if(path_copy[0] == '\0') {
-      path_copy[0] = '/';
-      path_copy[1] = '\0';
+      free( path_copy );
+      if( !(path_copy = strdup( "/" ) ) )
+        goto DVDOpen_error;
     }
 
 #if defined(__APPLE__)
-- 
2.1.4



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