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/jpeg2000.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/jpeg2000.c b/libavcodec/jpeg2000.c index 5a9b2e0..ff717ea 100644 --- a/libavcodec/jpeg2000.c +++ b/libavcodec/jpeg2000.c @@ -200,6 +200,11 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp, int reslevelno, bandno, gbandno = 0, ret, i, j; uint32_t csize; + if (codsty->nreslevels2decode <= 0) { + av_log(avctx, AV_LOG_ERROR, "nreslevels2decode %d invalid or uninitialized\n", codsty->nreslevels2decode); + return AVERROR(EINVAL); + } + if (ret = ff_jpeg2000_dwt_init(&comp->dwt, comp->coord, codsty->nreslevels2decode - 1, codsty->transform)) -- 1.7.9.5 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
