diff options
Diffstat (limited to 'libavcodec/dirac_parser.c')
-rw-r--r-- | libavcodec/dirac_parser.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libavcodec/dirac_parser.c b/libavcodec/dirac_parser.c index 12f1a60145..c7c4b697c8 100644 --- a/libavcodec/dirac_parser.c +++ b/libavcodec/dirac_parser.c @@ -114,6 +114,15 @@ static int unpack_parse_unit(DiracParseUnit *pu, DiracParseContext *pc, if (pu->pu_type == 0x10 && pu->next_pu_offset == 0) pu->next_pu_offset = 13; + if (pu->next_pu_offset && pu->next_pu_offset < 13) { + av_log(NULL, AV_LOG_ERROR, "next_pu_offset %d is invalid\n", pu->next_pu_offset); + return 0; + } + if (pu->prev_pu_offset && pu->prev_pu_offset < 13) { + av_log(NULL, AV_LOG_ERROR, "prev_pu_offset %d is invalid\n", pu->prev_pu_offset); + return 0; + } + return 1; } |