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| author | Wenxiang Qian <leonwxqian@qq.com> | 2019-02-13 08:47:20 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-03-24 10:39:03 +0100 |
| commit | dacc00a2e336fb5fa6403044d3dc5212a48c09ca (patch) | |
| tree | 9a9af562a9bdf35b499b855e9851344b7a7fb2e7 | |
| parent | f84464c6de81b64a2534ebdb00935ddd9e1b80ce (diff) | |
| download | ffmpeg-dacc00a2e336fb5fa6403044d3dc5212a48c09ca.tar.gz | |
avformat/ftp: Fix Out-of-Bounds Access and Information Leak in ftp.c:393
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a142ffdcaec06fcbf7d4b00dbb0e5ddfb9e3344d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/ftp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/ftp.c b/libavformat/ftp.c index 0663b47bc4..1d460ff66d 100644 --- a/libavformat/ftp.c +++ b/libavformat/ftp.c @@ -386,7 +386,7 @@ static int ftp_file_size(FTPContext *s) static const int size_codes[] = {213, 0}; snprintf(command, sizeof(command), "SIZE %s\r\n", s->path); - if (ftp_send_command(s, command, size_codes, &res) == 213 && res) { + if (ftp_send_command(s, command, size_codes, &res) == 213 && res && strlen(res) > 4) { s->filesize = strtoll(&res[4], NULL, 10); } else { s->filesize = -1; |