ffmpeg | branch: release/4.3 | Michael Niedermayer <mich...@niedermayer.cc> | Thu Dec 23 20:39:14 2021 +0100| [429eaaf16ee3bbb8d10e8c6e204d03b537adba80] | committer: Michael Niedermayer
avcodec/apedec: fix integer overflow in 8bit samples Fixes: signed integer overflow: 2147483542 + 128 cannot be represented in type 'int' Fixes: 42812/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6344057861832704 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 7cee3b37187dbf61dbebff023f07ceedfc0129bb) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=429eaaf16ee3bbb8d10e8c6e204d03b537adba80 --- libavcodec/apedec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c index 9d1ad5993f..621db062e6 100644 --- a/libavcodec/apedec.c +++ b/libavcodec/apedec.c @@ -1559,7 +1559,7 @@ static int ape_decode_frame(AVCodecContext *avctx, void *data, for (ch = 0; ch < s->channels; ch++) { sample8 = (uint8_t *)frame->data[ch]; for (i = 0; i < blockstodecode; i++) - *sample8++ = (s->decoded[ch][i] + 0x80) & 0xff; + *sample8++ = (s->decoded[ch][i] + 0x80U) & 0xff; } break; case 16: _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
