Backported from 5.6.25 by Remi. From 9c291f0fa0c8b8c6994f521f5863c407494eb1dc Mon Sep 17 00:00:00 2001 From: Stanislav Malyshev Date: Wed, 3 Aug 2016 22:59:01 -0700 Subject: [PATCH] Fix bug #72716 - initialize buffer before read --- ext/standard/ftp_fopen_wrapper.c | 81 ++++++++++++++++++++-------------------- 1 file changed, 41 insertions(+), 40 deletions(-) diff --git a/ext/standard/ftp_fopen_wrapper.c b/ext/standard/ftp_fopen_wrapper.c index b7eeb56..0d5384e 100644 --- a/ext/standard/ftp_fopen_wrapper.c +++ b/ext/standard/ftp_fopen_wrapper.c @@ -82,6 +82,7 @@ typedef struct _php_ftp_dirstream_data { */ static inline int get_ftp_result(php_stream *stream, char *buffer, size_t buffer_size TSRMLS_DC) { + buffer[0] = '\0'; /* in case read fails to read anything */ while (php_stream_gets(stream, buffer, buffer_size-1) && !(isdigit((int) buffer[0]) && isdigit((int) buffer[1]) && isdigit((int) buffer[2]) && buffer[3] == ' '));