33493 Commits

Author SHA1 Message Date
Michael Niedermayer
4c718691ea avcodec/cabac: Check initial cabac decoder state
Fixes integer overflows
Fixes: 1430e9c43fae47a24c179c7c54f94918/signal_sigsegv_421427_2340_591e9810c7b09efe501ad84638c9e9f8.264

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Found-by: xiedingbao (Ticket4727)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8000d484b83aafa752d84fbdbfb352ffe0dc64f8)

Conflicts:

	libavcodec/cabac.h
2015-11-27 14:07:03 +01:00
Michael Niedermayer
24c504bd0a avcodec/cabac_functions: Fix "left shift of negative value -31767"
Fixes: 1430e9c43fae47a24c179c7c54f94918/signal_sigsegv_421427_2340_591e9810c7b09efe501ad84638c9e9f8.264

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Found-by: xiedingbao (Ticket4727)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a1f6b05f5228979dab0e149deca7a30d22e98af5)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-27 14:03:01 +01:00
Michael Niedermayer
6b91701de3 avcodec/h264_slice: Limit max_contexts when slice_context_count is initialized
Fixes out of array access
Fixes: 1430e9c43fae47a24c179c7c54f94918/signal_sigsegv_421427_2049_f2192b6829ab6e0eefcb035329c03c60.264

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4ea4d2f438c9a7eba37980c9a87be4b34943e4d5)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:06:39 +01:00
Michael Niedermayer
71a3113333 avcodec/pngdec: Replace assert by request for sample for unsupported TRNS cases
Fixes assertion failure
Fixes: 7f646252a30ee28b583aac1f82e7985e/signal_sigabrt_7ffff6ae7cc9_7353_62fc077bf2f454d39e188c69807193a6.png

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a62178be80dd6a643973f62002fc0ed42495c358)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:06:39 +01:00
Michael Niedermayer
2dc1f3a02b avcodec/jpeg2000dec: Fix potential integer overflow with tile dimensions
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 65d3359fb366ea265a8468d76a111cb7352f0b55)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:06:39 +01:00
Michael Niedermayer
9a9dda615b avcodec/jpeg2000: Use av_image_check_size() in ff_jpeg2000_init_component()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 016fd413f9168816924f21c0c1ffb578f7226221)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:42 +01:00
Michael Niedermayer
b3bc05290a avcodec/wmaprodec: Check for overread in decode_packet()
Fixes assertion failure
Fixes: 0256e92df2df7e933b43a2c70e4c8040/signal_sigabrt_7ffff6ae7cc9_1358_999ac18684788221490757582ce9af84.wma

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7ad698e24e6b9dde57c4e01c145bcddfe9d6e4a3)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:42 +01:00
Michael Niedermayer
093e58228e avcodec/smacker: Check that the data size is a multiple of a sample vector
Fixes out of array access
Fixes: ce19e41f0ef1e52a23edc488faecdb58/asan_heap-oob_2504e97_4202_ffa0df1baed14022b9bfd4f8ac23d0cb.smk

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4a9af07a49295e014b059c1ab624c40345af5892)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:42 +01:00
Michael Niedermayer
948d93d3f4 avcodec/takdec: Skip last p2 sample (which is unused)
Fixes out of array read
Fixes: cb3f38b08b4541523974667c7d1eee9e/asan_heap-oob_2659e18_9838_021fd5cd635bf76cede6398cd9ecbcdd.tak

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 08b520636e96ba6888b669b9b3f4c414631ea1d2)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
824e72d9b7 avcodec/dxtory: Fix input size check in dxtory_decode_v1_410()
Fixes potential out of array read

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 76b6f4b7d91901929177cc61d9810dcca0bb40c1)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
c7a970a3a0 avcodec/dxtory: Fix input size check in dxtory_decode_v1_420()
Fixes out of array read
Fixes: c50c4aa6cefda71b19a31ea12302980c/asan_heap-oob_12be5fd_7011_33ebd015a74976215934add72b9c8352.avi

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9caa9414ccf2dcf8aee2695377dee830a5024c82)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
6af38b2718 avcodec/error_resilience: avoid accessing previous or next frames tables beyond height
The height of tables can be rounded up for MBAFF but this does not imply that is also true
for the previous frames

Fixes out of array reads
Fixes: c106b36fa36db8ff8f3ed0c82be7bea2/asan_heap-oob_32699f0_6321_467b9a1d7e03d7cfd310b7e65dc53bcc.mov

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a105f52855d08e4ab1ed7306da8e32fc90d6d647)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
0ce7baa245 avcodec/dpx: Move need_align to act per line
Fixes out of array read
Fixes: 61cf123c081ee2bb774d307c75bdb99e/asan_heap-oob_1224f76_5546_bee833ffae73f752b489b9eeaac52db7.dpx

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c8aaae8e0f1519bc99bd717ea3067c9cfdb68def)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
7f0b58947d avcodec/flashsv: Check size before updating it
Fixes out of array read
Fixes: 3c857d4d90365731524716e6d051e43a/signal_sigsegv_7f4f59bcc29e_1386_20abd2c8e655cb9c75b24368e65fe3b1.flv

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 17705f5d4f57c15f9b9bb9cfcbbb4621fed2fc70)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
f64ffbbdc0 avcodec/ivi: Check image dimensions
Fixes integer overflow
Fixes: 1e32c6c591d940337c20b197ec1c4d3d/asan_heap-oob_4a52e5_8946_0bb0d9e863def56005e49f1d89bdc94d.avi

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit df91aa034b82b77a3c4e01791f4a2b2ff6c82066)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
c0748b9954 avcodec/utils: Better check for channels in av_get_audio_frame_duration()
Fixes integer overflow
Fixes: 0c2625f236ced104d402b4a03c0d65c7/asan_generic_274e1ce_5990_9314e7a67c26aecf011b178ade9f217c.avi

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4e16ad2868a1819de6680fc355a8eb20164adaea)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Michael Niedermayer
dbfec68d32 avcodec/jpeg2000dec: Check for duplicate SIZ marker
Fixes: 0231a17345734228011c6f35a64e4594/asan_heap-oob_1d92a72_3218_1213809a9e3affec77e4c191fdfdc0a9.mov

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 44a7f17d0b20e6f8d836b2957e3e357b639f19a2)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-26 16:05:41 +01:00
Andreas Cadhalpun
34f2d74555 aacsbr: don't call sbr_dequant twice without intermediate read_sbr_data
Doing that doesn't make sense, because the only purpose of sbr_dequant
is to process the data from read_sbr_data.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 1c3e43a6273822e1369818b80f34c8464e1009d5)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Andreas Cadhalpun
22017f7745 hqx: correct type and size check of info_offset
It is used as size argument of ff_canopus_parse_info_tag, which uses it
as size argument to bytestream2_init, which only supports sizes up to
INT_MAX.
Changing it's type to unsigned simplifies the check.

Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 1ed7fcd42af956979abf4e32cd3c9ee17622bbcb)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Michael Niedermayer
bdbfc12e7f avcodec/jpeg2000: Change coord to 32bit to support larger than 32k width or height
Fixes: 03e0abe721b1174856d41a1eb5d6a896/signal_sigabrt_7ffff6ae7cc9_3813_e71bf3541abed3ccba031cd5ba0269a4.avi

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0eb7de19736891a9386ab66549f780e904a3b6a7)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Michael Niedermayer
c3a44a2a55 avcodec/jpeg2000dec: Check SIZ dimensions to be within the supported range
Fixes potential integer overflows
Fixes: 03e0abe721b1174856d41a1eb5d6a896/signal_sigabrt_7ffff6ae7cc9_3813_e71bf3541abed3ccba031cd5ba0269a4.avi

This fix is choosen to be simple to backport, better solution
for master is planed

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ef819c40bcc2175edba7ce9e20c3036c01b36b9)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Michael Niedermayer
d1d48d4319 avcodec/jpeg2000: Check comp coords to be within the supported size
Fixes assertion failure
Fixes: 03e0abe721b1174856d41a1eb5d6a896/signal_sigabrt_7ffff6ae7cc9_3813_e71bf3541abed3ccba031cd5ba0269a4.avi

This fix is choosen to be simple to backport, better solution
for master is planed

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a1a8cbcb35ef2759a66b4f0875785e4b3f277057)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Andreas Cadhalpun
6b0bc64f54 mpegvideo: clear overread in clear_context
Otherwise the h263p decoder can try to copy overread bytes, even though
buffer is NULL.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 6a69a175e7b5c5393528ed0f5753e41573fa0df2)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Michael Niedermayer
983e63b490 avcodec/avrndec: Use the AVFrame format instead of the context
Fixes out of array read
Fixes: 20dd01398dee0f6d83d7e5410a2ae8eb/signal_sigsegv_39eeb1f_4001_62efbdf1c60748dabf1ec310b59525fd.mov

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ccba8aaff2ef5649495ae48bc5c90bd8ff32e6f3)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Andreas Cadhalpun
bf2f7115d9 dds: disable palette flag for compressed images
Having both is not valid and can cause a NULL pointer dereference of
frame->data[1] later.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
(cherry picked from commit 0a8bff788b0a9f96b863f0e836a235cb1d223f55)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Andreas Cadhalpun
ef699b4135 dds: validate compressed source buffer size
A too small buffer will cause segfaults somewhere below
decompress_texture_thread.

Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 9a37d476440d9edaa26e6ed946d79cedde9d9e93)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Andreas Cadhalpun
a8513826dd dds: validate source buffer size before copying
If it is too small av_image_copy_plane segfaults.

Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 1675809d2df76b1a185c78ca0a7a1c8ccb493167)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:46 +01:00
Andreas Cadhalpun
df31acda64 dvdsubdec: validate offset2 similar to offset1
If it is negative, it causes segmentation faults in decode_rle.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit f621749d1181987b3f815c6766ea66d6c5d55198)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:45 +01:00
Andreas Cadhalpun
c3f276b608 aacps: avoid division by zero in stereo_processing
This fixes a SIGFPE crash in the aac_fixed decoder.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Reviewed-by: Rostislav Pehlivanov <atomnuker@gmail.com>
(cherry picked from commit ef7fe9851e0913a2e8d27d55bcb84847a6efa7ca)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:45 +01:00
Michael Niedermayer
c4133b25f8 avcodec/takdec: Use memove, avoid undefined memcpy() use
Fixes: e214333cbd94c91228e624ff39329ce6/asan_generic_4a5159_6412_96cda2530e80607210ab41ccae3d456d.tak

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7cea3430a56fb0ff6ef60f08620fd3875e7bfeb6)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-11-26 01:35:41 +01:00
Andreas Cadhalpun
46f83b059b aacsbr_fixed: check for envelope scalefactors overflowing
This prevents various values from getting an insanely huge exponent.
If someone knows a cleaner solution, thats welcome!

This is similar to commit 8978c74 for aacsbr.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 0e36a14a423b7cb32d54d1b621cc9136cccc3dc5)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-12 00:43:01 +01:00
Andreas Cadhalpun
ce2664f5f7 aacdec: don't return frames without data from aac_decode_er_frame
This is similar to commit ec38a1b for aac_decode_frame_int.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d7f29bfa6985e3eea2033dba0449e47b41b85928)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-12 00:42:50 +01:00
Michael Niedermayer
8364d607ac avcodec/aacsbr_fixed: Try to initialize sum[0..1] differently to fix build with VS2012
Found-by: Hendrik Leppkes <h.leppkes@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8a024f6a43444a73a3cd8d70abedde426b4e1986)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-12 00:42:43 +01:00
Michael Niedermayer
21e42d9b0d avcodec/aacsbr: Use FLOAT_0
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dcf1cf5d24c85d848eabac90720d7f77d594a88c)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-12 00:42:35 +01:00
Andreas Cadhalpun
c0cd8747ef apng: use correct size for output buffer
The buffer needs s->bpp bytes, at maximum currently 10.
Assert that s->bpp is not larger.

This fixes a stack buffer overflow.

Reviewed-by: wm4 <nfxjfg@googlemail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 3e8e1a660ea182111057d56ec1cfad2c62250f4c)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-07 14:11:12 +01:00
Michael Niedermayer
56419053bc avcodec/jpeg2000dec: Clip all tile coordinates
Fixes out of array access
Fixes: b877a6b788a25c70e8b1d014f8628549/asan_heap-oob_1da2c3f_2324_5a1b329b0b3c4bb6b1d775660ac56717.r3d

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 43492ff3ab68a343c1264801baa1d5a02de10167)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-07 03:02:04 +01:00
Michael Niedermayer
11b4822ddb avcodec/microdvddec: Check for string end in 'P' case
Fixes out of array read
Fixes: a9502b60f4cecc19475382aee255f73c/asan_heap-oob_1e87fba_2548_a8ad47f6dde36644fe9cdc444d4632d0.sub

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c719cd6cf79ec21d974b81ba874580f4b8e9eb90)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-07 01:10:58 +01:00
Michael Niedermayer
2de2959305 avcodec/dirac_parser: Fix undefined memcpy() use
Fixes: 9d375e415486edd1a0c826f2307d89a4/asan_generic_4a5159_1577_faa333e83dacdd9e4dd322380aeed537.iss

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit daefd8ab2f2aeb90cd53cb75445faffdc7a3cc79)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-07 01:10:16 +01:00
Michael Niedermayer
6e085f9a32 avcodec/mpeg12dec: Do not call show_bits() with invalid bits
Fixes assertion failure
Fixes: 63e50545709a6440d3d59f6426d58db9/signal_sigabrt_7ffff6ae7cc9_8189_3272a3010fd98ddf947c662bbde1ac13.ts

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 973c3dba27d0b1a88c70f6661b6a90d2f2e50665)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-06 01:17:00 +01:00
Michael Niedermayer
a7bbb7fb88 avcodec/faxcompr: Add missing runs check in decode_uncompressed()
Fixes out of array access
Fixes: 54e488b9da4abbceaf405d6492515697/asan_heap-oob_32769b0_160_a8755eb08ee8f9579348501945a33955.TIF

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d4a731b84a08f0f3839eaaaf82e97d8d9c67da46)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-05 21:50:14 +01:00
Michael Niedermayer
ff30907205 avcodec/hevc_ps: Check chroma_format_idc
Fixes out of array access
Fixes: 24d05e8b84676799c735c9e27d97895e/asan_heap-oob_1b70f6a_2955_7c3652a7f370f9f3ef40642bc2c99bb2.bit

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 93f30f825c08477fe8f76be00539e96014cc83c8)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-05 15:17:56 +01:00
Michael Niedermayer
a6ae88bb25 avcodec/ffv1dec: Check for 0 quant tables
Fixes assertion failure
Fixes: 07ec1fc3c1cbf2d3edcd7d9b52ca156c/asan_heap-oob_13624c5_491_ecd4720a03e697ba750b235690656c8f.avi

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5745cf799a4389bc5d14f2b4daf32fe4631c50bc)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-05 01:49:09 +01:00
Michael Niedermayer
4567cba0b8 avcodec/mjpegdec: Reinitialize IDCT on BPP changes
Fixes misaligned access
Fixes: dc9262a469f6f315f74c087a7b3a7f35/signal_sigsegv_2e95bcd_9_9c0f9f4a9ba82aa9b3ab2b91ce4d5277.jpg

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cc35f6f4768ffe57cc4fcfa56ecb89aee409e3d5)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-04 22:16:38 +01:00
Michael Niedermayer
fdb8842639 avcodec/mjpegdec: Check index in ljpeg_decode_yuv_scan() before using it
Fixes: 04715144ba237443010554be0d05343f/asan_heap-oob_1eafc76_1737_c685b48041a563461839e4e7ab97abb8.jpg
Fixes out of array access

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d24888ef19ba38b787b11d1ee091a3d94920c76a)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-04 19:42:29 +01:00
Michael Niedermayer
aa34146e41 avcodec/h264_slice: Disable slice threads if there are multiple access units in a packet
Fixes null pointer dereference
Fixes part of Ticket4977

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9368d2da3d33cac845f2fdf663df500b53625c5e)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-10-31 22:57:52 +01:00
Kieran Kunhya
2f5f940bef opusdec: Don't run vector_fmul_scalar on zero length arrays
Fixes crashes on fuzzed files
Fixes Ticket4969 part2

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b3e5f15b95f04a35821f63f6fd89ddd60f666a59)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-10-30 17:55:31 +01:00
Michael Niedermayer
6ac9d6303f avcodec/opusdec: Fix extra samples read index
Fixes crash
Fixes Ticket4969 part 1

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 07225fa74f2cdb29d6d85fd33675539bfdfe9ea5)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-10-30 17:55:31 +01:00
Michael Niedermayer
81a2ad762b avcodec/ffv1: Initialize vlc_state on allocation
This ensures that they are always set to valid values
Fixes Ticket4939

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a878dfa4f57d068eb69fb6614f7a4a20f769ee7b)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-10-30 17:55:31 +01:00
Michael Niedermayer
c8a1324d1e avcodec/ffv1dec: update progress in case of broken pointer chains
Fixes deadlock
Fixes Ticket4932

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5063a18f5635008b2a45ada1f8c1e21e20450029)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-10-30 17:55:31 +01:00
Michael Niedermayer
6a0e10ae0d avcodec/ffv1dec: Clear slice coordinates if they are invalid or slice header decoding fails for other reasons
Fixes Ticket4931

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4c2d4e8700cd3db59bc11ab196c0002215cf601f)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-10-30 17:55:31 +01:00