4xm: Reject not a multiple of 16 dimension

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 2f034f255c49050e894ab9b88087c09ebe249f3f)

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
8bps: Bound-check the input buffer

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit bd7b4da0f4627bb6c4a7c2575da83fe6b261a21c)

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavcodec/8bps.c
xl: Make sure the width is valid

CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
oma: refactor seek function

Properly propagate seek errors from avio and the generic pcm seek.

(cherry picked from commit 4f03a77e52596cbe9ec179666ddb3e0345a8133a)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavformat/omadec.c
oma: check geob tag boundary

Prevent read after buffer boundary on corrupted tag.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 9d0b45ade864f3d2ccd8610149fe1fff53c4e937)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavformat/omadec.c
oma: correctly mark and decrypt partial packets

Incomplete crypted files would lead to a read after buffer boundary
otherwise.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 2219e27b5b17d146e4ab71a3ed86dfc013fb7a93)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavformat/omadec.c
aac: K&R formatting cosmetics

(cherry picked from commit 6d8629aac13692447b54eac795bf74007ebf8987)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
aac: return meaningful errors

(cherry picked from commit 07c52e2c7c60b087fd023cd9771778973def0b33)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
aac: Check init_get_bits return value

Some code paths can call it with invalid length.

CC: libav-stable@libav.org
(cherry picked from commit 71953ebcf94fe4ef316cdad1f276089205dd1d65)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
bink: Bound check the quantization matrix.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 9991298f2c4d9022ad56057f15d037e18d454157)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
vc1: check the source buffer in vc1_mc functions

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 090cd0631140ac1a3a795d2adfac5dbf5e381aa2)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavcodec/vc1dec.c
vc1: check mb_height validity.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 43bacd5b7d3d265a77cd29d8abb131057796aecc)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
rtmp: rename data_size to size

(cherry picked from commit ba5393a609c723ec8ab7f9727c10fef734c09278)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
rtmp: Do not misuse memcmp

CC: libav-stable@libav.org
(cherry picked from commit 5718e3487ba3b26aba341070be0b6b0b4de45ea3)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Conflicts:
	libavformat/rtmpproto.c