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author | Mark Spencer <markster@digium.com> | 2004-04-15 16:02:42 +0000 |
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committer | Mark Spencer <markster@digium.com> | 2004-04-15 16:02:42 +0000 |
commit | a3d9d7b58b80fa8de7d197067675786e051114d3 (patch) | |
tree | 27bcfd3420d505259e7988a591eae49bcf1df627 /formats/format_wav.c | |
parent | de51a91db38c0d57a956dbb73d29f3458fdfafab (diff) |
Do proper bounds checking in formats (bug #1356)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@2694 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'formats/format_wav.c')
-rwxr-xr-x | formats/format_wav.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/formats/format_wav.c b/formats/format_wav.c index dbca8ed50..52f1508ab 100755 --- a/formats/format_wav.c +++ b/formats/format_wav.c @@ -525,8 +525,9 @@ static int wav_seek(struct ast_filestream *fs, long sample_offset, int whence) offset = max - samples; if (whence != SEEK_FORCECUR) { offset = (offset > max)?max:offset; - offset = (offset < min)?min:offset; } + // always protect the header space. + offset = (offset < min)?min:offset; return lseek(fs->fd,offset,SEEK_SET); } |