Fixes: use of uninitialized data Fixes: 383825642/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5380168801124352
Unified · Split
| @@ -63,7 +63,8 @@ static void add_metadata(AVFormatContext *s, uint32_t tag, · 62 unmodified lines | |||
| 63 | buf = av_malloc(len+1); | 63 | buf = av_malloc(len+1); |
| 64 | if (!buf) | 64 | if (!buf) |
| 65 | return; | 65 | return; |
| 66 | avio_read(s->pb, buf, len); | 66 | if (len != avio_read(s->pb, buf, len)) |
| 67 | return; | ||
| 67 | buf[len] = 0; | 68 | buf[len] = 0; |
| 68 | AV_WL32(key, tag); | 69 | AV_WL32(key, tag); |
| 69 | av_dict_set(&s->metadata, key, buf, AV_DICT_DONT_STRDUP_VAL); | 70 | av_dict_set(&s->metadata, key, buf, AV_DICT_DONT_STRDUP_VAL); |