ffmpeg | branch: release/4.3 | Michael Niedermayer <mich...@niedermayer.cc> | Sun May 5 01:51:59 2024 +0200| [37cb93097afb7b8642eac5fd1968947bc509a02a] | committer: Michael Niedermayer
avcodec/flac_parser: Assert that we do not overrun the link_penalty array Helps: CID1454676 Out-of-bounds read Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 9af348bd1aa41ea10d6719c56ed2b4eda97642f3) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=37cb93097afb7b8642eac5fd1968947bc509a02a --- libavcodec/flac_parser.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/flac_parser.c b/libavcodec/flac_parser.c index b13b3b646a..c423398139 100644 --- a/libavcodec/flac_parser.c +++ b/libavcodec/flac_parser.c @@ -359,6 +359,8 @@ static int check_header_mismatch(FLACParseContext *fpc, for (i = 0; i < FLAC_MAX_SEQUENTIAL_HEADERS && curr != child; i++) curr = curr->next; + av_assert0(i < FLAC_MAX_SEQUENTIAL_HEADERS); + if (header->link_penalty[i] < FLAC_HEADER_CRC_FAIL_PENALTY || header->link_penalty[i] == FLAC_HEADER_NOT_PENALIZED_YET) { FLACHeaderMarker *start, *end; _______________________________________________ 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".
