[libdvdcss-devel] [PATCH] Fix buffer overflow when region mask is 0x0

[Pierre Lamot]

---
src/css.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/css.c b/src/css.c
index f7e5a88..55cb8df 100644
--- a/src/css.c
+++ b/src/css.c
@@ -101,7 +101,7 @@ static int dvdcss_titlekey ( dvdcss_t, int, dvd_key );
int dvdcss_test( dvdcss_t dvdcss )
{
const char *psz_type, *psz_rpc;
- char psz_region[16];
+ char psz_region[17];
char *p_region = psz_region;
int i_ret, i_copyright, i_type, i_mask, i_rpc, i_region;

@@ -160,6 +160,7 @@ int dvdcss_test( dvdcss_t dvdcss )
default: psz_type = "unknown status"; break;
}

+ *p_region = '\0';
for( i_region = 0; i_region < 8; i_region++ )
{
if( !( i_mask & ( 1 << i_region ) ) )