Check for out of picture macroblocks before calling mcdc.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 94aefb1932)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Conflicts:
libavcodec/4xm.c
At least 2 bytes from the source are read every loop.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 9c22169769)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Conflicts:
libavcodec/tiff.c
And forward those that were already meaningful.
(cherry picked from commit 8c34558131)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Conflicts:
libavcodec/wavpack.c
They must be non-zero.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 8aa3500905)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Conflicts:
libavcodec/mjpegdec.c
When JPEG-LS support is disabled the decoder would feed the
data to the JPEG Lossless decode_*_scan function resulting in
faulty decoding.
CC: libav-stable@libav.org
(cherry picked from commit b25e49b187)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Set interlaced to false if we don't have an interlaced frame
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
(cherry picked from commit 0881cbf314)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
(cherry picked from commit 1fa37f2bfa)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
RIFF chunks are aligned to 16bit according to the specification.
Bug-Id:500
CC:libav-stable@libav.org
(cherry picked from commit ac87eaf856)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
Prevent an out of buffer bound write.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
(cherry picked from commit af4cc2605c)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Broken bitstreams could report a larger than specified number of
channels and cause outbound writes.
CC:libav-stable@libav.org
(cherry picked from commit a943a132f3)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Conflicts:
libavcodec/aacdec.c
Also add an additional sanity check to the alt_quant table.
Fixes invalid reads with corrupted files.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
(cherry picked from commit 66531d634e)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
The data offsets are relative to the bistream header, which is 16 bytes
after the start of the data.
Fixes invalid reads with corrupted files.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
(cherry picked from commit 34e6af9e20)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
This can happen when the number of skipped lines is not consistent with
the number of coded lines.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 3623589edc)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
It can be 0 or -1 for invalid files, which may result in invalid memory
access.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit b88f902125)
Conflicts:
libavcodec/bmv.c
The sample rate index is 3 bits even if currently index 5, 6 and 7 are
not supported.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
(cherry picked from commit 0933fd1533)
Signed-off-by: Reinhard Tartler <siretart@tauware.de>
