Module: libav Branch: release/9 Commit: 97b6916f93e6998ed787e35efc56018f9d390c55
Author: Martin Storsjö <[email protected]> Committer: Luca Barbato <[email protected]> Date: Thu Sep 19 15:12:06 2013 +0300 dcadec: Validate the lfe parameter Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: [email protected] Signed-off-by: Martin Storsjö <[email protected]> (cherry picked from commit a9d50bb578ec04c085a25f1e023f75e0e4499d5e) Signed-off-by: Luca Barbato <[email protected]> --- libavcodec/dcadec.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/dcadec.c b/libavcodec/dcadec.c index 561c30c..eecdeaa 100644 --- a/libavcodec/dcadec.c +++ b/libavcodec/dcadec.c @@ -582,6 +582,11 @@ static int dca_parse_frame_header(DCAContext *s) s->lfe = get_bits(&s->gb, 2); s->predictor_history = get_bits(&s->gb, 1); + if (s->lfe > 2) { + av_log(s->avctx, AV_LOG_ERROR, "Invalid LFE value: %d\n", s->lfe); + return AVERROR_INVALIDDATA; + } + /* TODO: check CRC */ if (s->crc_present) s->header_crc = get_bits(&s->gb, 16); _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
