On 1/13/23, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: out of array access > Fixes: > 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ZERO12V_fuzzer-6714182078955520.fuzz > Fixes: > 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ZERO12V_fuzzer-6698145212137472.fuzz > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/012v.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/libavcodec/012v.c b/libavcodec/012v.c > index 2d89a86b98..f0197cd8f9 100644 > --- a/libavcodec/012v.c > +++ b/libavcodec/012v.c > @@ -131,8 +131,8 @@ static int zero12v_decode_frame(AVCodecContext *avctx, > AVFrame *pic, > u = x/2 + (uint16_t *)(pic->data[1] + line * > pic->linesize[1]); > v = x/2 + (uint16_t *)(pic->data[2] + line * > pic->linesize[2]); > memcpy(y, y_temp, sizeof(*y) * (width - x)); > - memcpy(u, u_temp, sizeof(*u) * (width - x + 1) / 2); > - memcpy(v, v_temp, sizeof(*v) * (width - x + 1) / 2); > + memcpy(u, u_temp, sizeof(*u) * ((width - x + 1) / 2)); > + memcpy(v, v_temp, sizeof(*v) * ((width - x + 1) / 2)); > } > > line_end += stride; > -- > 2.17.1 >
LGTM > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
