ffmpeg | branch: release/2.4 | Michael Niedermayer <mich...@niedermayer.cc> | Sat Sep 26 13:20:59 2015 +0200| [a2a93b0a8f5d77e244cbdbac2724855b217c29e6] | committer: Michael Niedermayer
avcodec/ffv1dec: Fix off by 1 error in quant_table_count check Fixes: invalid_read.nut Found-by: Paul B Mahol <one...@gmail.com> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 2d221d9e069e6269cb41f3678f2734800171d87b) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a2a93b0a8f5d77e244cbdbac2724855b217c29e6 --- libavcodec/ffv1dec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c index 475b1ad..0ca58f4 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -306,7 +306,7 @@ static int decode_slice_header(FFV1Context *f, FFV1Context *fs) for (i = 0; i < f->plane_count; i++) { PlaneContext * const p = &fs->plane[i]; int idx = get_symbol(c, state, 0); - if (idx > (unsigned)f->quant_table_count) { + if (idx >= (unsigned)f->quant_table_count) { av_log(f->avctx, AV_LOG_ERROR, "quant_table_index out of range\n"); return -1; } _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
