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Commit 878f0a0d authored by Derk-Jan Hartman's avatar Derk-Jan Hartman
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* backport [18847] 

Fix out-of-bound read in switcher
parent 6f91f1d5
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Showing with 3 additions and 2 deletions
modules/stream_out/switcher.c
View file @ 878f0a0d
...@@ -649,12 +649,13 @@ static int UnpackFromFile( sout_stream_t *p_stream, const char *psz_file, ...@@ -649,12 +649,13 @@ static int UnpackFromFile( sout_stream_t *p_stream, const char *psz_file,
static void NetCommand( sout_stream_t *p_stream ) static void NetCommand( sout_stream_t *p_stream )
{ {
sout_stream_sys_t *p_sys = p_stream->p_sys; sout_stream_sys_t *p_sys = p_stream->p_sys;
char psz_buffer[10]; char psz_buffer[11];
int i_len = net_ReadNonBlock( p_stream, p_sys->i_fd, NULL, (uint8_t *)&psz_buffer[0], int i_len = net_ReadNonBlock( p_stream, p_sys->i_fd, NULL, (uint8_t *)&psz_buffer[0],
sizeof( psz_buffer ), 0 ); sizeof( psz_buffer ) - 1, 0 );
if ( i_len > 0 ) if ( i_len > 0 )
{ {
psz_buffer[i_len] = '\0';
int i_cmd = strtol( psz_buffer, NULL, 0 ); int i_cmd = strtol( psz_buffer, NULL, 0 );
if ( i_cmd < -1 || i_cmd > p_sys->i_nb_pictures ) if ( i_cmd < -1 || i_cmd > p_sys->i_nb_pictures )
{ {
......
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