From: Michael Niedermayer <[email protected]> Fixes out of array accesses
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <[email protected]> --- libavcodec/jpeg2000dec.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 23b051b..bcd0c1f 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -441,6 +441,11 @@ static int get_qcc(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q, return AVERROR_INVALIDDATA; compno = bytestream2_get_byteu(&s->g); + if (compno >= s->ncomponents) { + av_log(s->avctx, AV_LOG_ERROR, "Invalid compno\n"); + return AVERROR_INVALIDDATA; + } + properties[compno] |= HAD_QCC; return get_qcx(s, n - 1, q + compno); } -- 1.8.2.1 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
