Module: libav Branch: master Commit: 39bec05ed42e505d17877b0c23f16322f9b5883b
Author: Michael Niedermayer <[email protected]> Committer: Reinhard Tartler <[email protected]> Date: Fri Nov 30 23:59:40 2012 +0100 qdm2: check array index before use, fix out of array accesses Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit a7ee6281f7ef1c29284e3a4cadfe0f227ffde1ed) CC: [email protected] Signed-off-by: Reinhard Tartler <[email protected]> --- libavcodec/qdm2.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/libavcodec/qdm2.c b/libavcodec/qdm2.c index 1286cc5..61ac0a8 100644 --- a/libavcodec/qdm2.c +++ b/libavcodec/qdm2.c @@ -1232,6 +1232,11 @@ static void qdm2_decode_super_block (QDM2Context *q) for (i = 0; packet_bytes > 0; i++) { int j; + if (i >= FF_ARRAY_ELEMS(q->sub_packet_list_A)) { + SAMPLES_NEEDED_2("too many packet bytes"); + return; + } + q->sub_packet_list_A[i].next = NULL; if (i > 0) { _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
