Module: libav Branch: release/10 Commit: d0e66cb1c7cf2a9ef12963cdc6fd49a35599a9dd
Author: Andreas Cadhalpun <[email protected]> Committer: Anton Khirnov <[email protected]> Date: Sat Apr 18 20:29:13 2015 +0200 alsdec: limit avctx->bits_per_raw_sample to 32 avctx->bits_per_raw_sample is used in get_sbits_long, which only supports up to 32 bits. CC: [email protected] Signed-off-by: Andreas Cadhalpun <[email protected]> Signed-off-by: Anton Khirnov <[email protected]> (cherry picked from commit e191aaca44b986816695e3b7ecfae64697fd6631) Signed-off-by: Anton Khirnov <[email protected]> (cherry picked from commit 97010c74cbff177b58daf9a092b4e37a7da26f85) Signed-off-by: Anton Khirnov <[email protected]> --- libavcodec/alsdec.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c index f7dee7d..31636df 100644 --- a/libavcodec/alsdec.c +++ b/libavcodec/alsdec.c @@ -1636,6 +1636,12 @@ static av_cold int decode_init(AVCodecContext *avctx) avctx->sample_fmt = sconf->resolution > 1 ? AV_SAMPLE_FMT_S32 : AV_SAMPLE_FMT_S16; avctx->bits_per_raw_sample = (sconf->resolution + 1) * 8; + if (avctx->bits_per_raw_sample > 32) { + av_log(avctx, AV_LOG_ERROR, "Bits per raw sample %d larger than 32.\n", + avctx->bits_per_raw_sample); + ret = AVERROR_INVALIDDATA; + goto fail; + } } // set maximum Rice parameter for progressive decoding based on resolution _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
