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41704 Commits

Author SHA1 Message Date
Michael Niedermayer
9fc2c82006 avcodec/utils: use 32pixel alignment for bink 
bink supports 16x16 blocks in chroma planes thus we need to allocate enough.
Fixes: out of array access
Fixes: 55026/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-6013915371012096
Reviewed-by: Peter Ross <pross@xvid.org>

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b95b2c8492)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:34 +02:00
Michael Niedermayer
306e38ae90 avcodec/012v: Order operations for odd size handling 
Fixes: out of array access
Fixes: 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ZERO12V_fuzzer-6714182078955520.fuzz
Fixes: 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ZERO12V_fuzzer-6698145212137472.fuzz

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4d42d82563)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:33 +02:00
Michael Niedermayer
c23ef5b345 avcodec/eatgq: : Check index increments in tgq_decode_block() 
Fixes: out of array access
Fixes: 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EATGQ_fuzzer-6743211456724992

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e7755b433e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:33 +02:00
Michael Niedermayer
dd507e4c8f avcodec/scpr: Test bx before use 
Fixes: out of array access on 32bit
Fixes: 54850/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SCPR_fuzzer-5302669294305280

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1b59de3770)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:33 +02:00
Michael Niedermayer
cae611f864 avcodec/sunrast: Fix maplength check 
Fixes: out of bounds read

Found-by: Ibrahim Mohamed <ielsayed@meta.com>
Reviewed-by; Ibrahim Mohamed <ielsayed@meta.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f8a2a65078)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:32 +02:00
Michael Niedermayer
662c3060b9 avcodec/wavpack: Avoid undefined shift in get_tail() 
Fixes: left shift of 1208485947 by 1 places cannot be represented in type 'int'
Fixes: 54058/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WAVPACK_fuzzer-5827521084260352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8374a747af)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:32 +02:00
Michael Niedermayer
6c4135ae35 avcodec/ffv1dec: restructure slice coordinate reading a bit 
Fixes: signed integer overflow: -1094995528 * 8224 cannot be represented in type 'int'
Fixes: 53508/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-474551033462784

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 74b6ac7ebb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:31 +02:00
Michael Niedermayer
82dc3224b7 avcodec/mlpdec: Check max matrix instead of max channel in noise check 
This is a regression since: adaa06581c
Before this, max_channel and  max_matrix_channel where compared for equality

Fixes: out of array access
Fixes: 53340/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEHD_fuzzer-514959011885875

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit aa79560de5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:31 +02:00
Michael Niedermayer
ae61a4ca68 avcodec/alsdec: The minimal block is at least 7 bits 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5280947fb6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:30 +02:00
Michael Niedermayer
0bc8a2c295 avcodec/speedhq: Check buf_size to be big enough for DC 
Fixes: Timeout
Fixes: 51919/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-6023716480090112

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9184d3d7b6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:29 +02:00
Michael Niedermayer
03758674e2 avcodec/ffv1dec: Fail earlier if prior context is corrupted 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4df91e2215)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2023-05-26 00:04:29 +02:00
Hendrik Leppkes
d12e316dbd avcodec/vdpau_mpeg4: fix order of quant matrix coefficients 
The matrix coefficients are stored permutated for the IDCT,
rather then in plain raster order, and need to be un-permutated
for the hardware.
 2023-05-15 18:50:36 +02:00
Hendrik Leppkes
419248dd19 avcodec/vdpau_mpeg12: fix order of quant matrix coefficients 
The matrix coefficients are stored permutated for the IDCT,
rather then in plain raster order, and need to be un-permutated
for the hardware.
 2023-05-15 18:50:36 +02:00
Hendrik Leppkes
ab9b4ea207 avcodec/nvdec_mpeg4: fix order of quant matrix coefficients 
The matrix coefficients are stored permutated for the IDCT,
rather then in plain raster order, and need to be un-permutated
for the hardware.
 2023-05-15 18:50:36 +02:00
Hendrik Leppkes
97c9af0cc9 avcodec/nvdec_mpeg2: fix order of quant matrix coefficients 
The matrix coefficients are stored permutated for the IDCT,
rather then in plain raster order, and need to be un-permutated
for the hardware.
 2023-05-15 18:50:36 +02:00
Jiasheng Jiang
51efa68ec0 avcodec/vp3: Add missing check for av_malloc 
Since the av_malloc() may fail and return NULL pointer,
it is needed that the 's->edge_emu_buffer' should be checked
whether the new allocation is success.

Fixes: d14723861b ("VP3: fix decoding of videos with stride > 2048")
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
(cherry picked from commit 656cb0450a)
 2022-12-18 07:53:04 -03:00
James Almer
a8a208b123 avcodec/mjpegenc: take into account component count when writing the SOF header size 
Fixes ticket #10069

Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 1009396953)
 2022-11-28 08:48:42 -03:00
Michael Niedermayer
c814c2a1ff avcodec/dstdec: Check for overflow in build_filter() 
Fixes: signed integer overflow: 1917019860 + 265558963 cannot be represented in type 'int'
Fixes: 48798/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DST_fuzzer-4833165046317056

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8008940da5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:52 +02:00
Michael Niedermayer
a101c97782 avcodec/apedec: Fix integer overflow in filter_3800() 
Fixes: signed integer overflow: -2147448926 + -198321 cannot be represented in type 'int'
Fixes: 48798/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5739619273015296
Fixes: 48798/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6744428485672960

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f05247f6a4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:47 +02:00
Michael Niedermayer
7d5e8bdb0a avcodec/tta: Check 24bit scaling for overflow 
Fixes: signed integer overflow: -8427924 * 256 cannot be represented in type 'int'
Fixes: 48798/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TTA_fuzzer-5409428670644224

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3993345f91)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:47 +02:00
Michael Niedermayer
f0fb070286 avcodec/fmvc: Move frame allocation to a later stage 
This way more things are checked before allocation

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9783749c66)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:46 +02:00
Michael Niedermayer
c263380558 avcodec/speedhq: Check width 
Fixes: out of array access
Fixes: 50014/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-4748914632294400

Alternatively the buffer size can be increased

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f0395f9ef6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:46 +02:00
Michael Niedermayer
b222272124 avcodec/bink: disallow odd positioned scaled blocks 
Fixes: out of array access
Fixes: 47911/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_BINK_fuzzer-6194020855971840

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b14104a637)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:46 +02:00
Michael Niedermayer
82e77e0dec libavcodec/8bps: Check that line lengths fit within the buffer 
Fixes: Timeout
Fixes: undefined pointer arithmetic
Fixes: 50330/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_EIGHTBPS_fuzzer-5436287485607936

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2316d5ec1a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:45 +02:00
Michael Niedermayer
4d537913e5 avcodec/h263dec: Sanity check against minimal I/P frame size 
Fixes: Timeout
Fixes: 49718/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-4874987894341632

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ca4ff9c21c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:44 +02:00
Michael Niedermayer
ec9af84dc5 avcodec/hevcdec: Check s->ref in the md5 path similar to hwaccel 
This is somewhat redundant with the is_decoded check. Maybe
there is a nicer solution

Fixes: Null pointer dereference
Fixes: 49584/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5297367351427072

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3b51e19922)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:43 +02:00
Michael Niedermayer
0bea6b5d50 avcodec/hevc_filter: copy_CTB() only within width&height 
Fixes: out of array access
Fixes: 49271/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5424984922652672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 009ef35d38)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:43 +02:00
Michael Niedermayer
85d59a6a98 avcodec/lagarith: Check dst/src in zero run code 
Fixes: out of array access
Fixes: 48799/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LAGARITH_fuzzer-4764457825337344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9450f75974)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:41 +02:00
Michael Niedermayer
99f1f07b78 avcodec/h264dec: Skip late SEI 
Fixes: Race condition
Fixes: clusterfuzz-testcase-minimized-mediasource_MP2T_AVC_pipeline_integration_fuzzer-6282675434094592

Found-by: google ClusterFuzz
Tested-by: Dan Sanders <sandersd@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7dd408d64)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:41 +02:00
Michael Niedermayer
5deba24c22 avcodec/sbrdsp_fixed: Fix integer overflows in sbr_qmf_deint_neg_c() 
Fixes: signed integer overflow: 2147483645 + 16 cannot be represented in type 'int'
Fixes: 46993/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-4759025234870272

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1537f40516)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:41 +02:00
Michael Niedermayer
8a4e3bc1c5 avcodec/hevcdsp_template: stay within tables in sao_band_filter() 
Fixes: out of array read
Fixes: 47875/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5719393113341952

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9c5250a561)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:40 +02:00
Michael Niedermayer
f9afd5cacc avcodec/qpeldsp: copy less for the mc0x cases 
Fixes: out of array access
Fixes: 47936/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5745039940124672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e690d4edf5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:39 +02:00
Michael Niedermayer
f7b403bba6 avcodec/ffv1dec: Limit golomb rice coded slices to width 8M 
This limit is possibly not reachable due to other restrictions on buffers but
the decoder run table is too small beyond this, so explicitly check for it.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b4431399ec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:39 +02:00
Michael Niedermayer
c065971bf8 avcodec/wnv1: Check for width =1 
The decoder only outputs pixels for width >1 images, fail early

Fixes: Timeout
Fixes: 48298/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WNV1_fuzzer-6198626319204352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d98d5a436a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:38 +02:00
Michael Niedermayer
0e8b1a8b44 avcodec/aasc: Fix indention 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit af2ed09220)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:38 +02:00
Michael Niedermayer
9be645c544 avcodec/qdrw: adjust max colors to array size 
Fixes: out of array access
Fixes: 48429/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDRAW_fuzzer-4608329791438848

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd847f86d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:37 +02:00
Michael Niedermayer
b6c471ab4e avcodec/alacdsp: Make intermediates unsigned 
Fixes: signed integer overflow: -14914387 + -2147418648 cannot be represented in type 'int'
Fixes: 46464/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-474307197311385

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 8709f4c10a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:37 +02:00
Michael Niedermayer
36fdafb16d avcodec/jpeglsdec: fix end check for xfrm 
Fixes: out of array access
Fixes: 47871/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-5646305956855808

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6a82412bf3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:36 +02:00
Michael Niedermayer
d5d3f80e17 avcodec/cdgraphics: limit scrolling to the line 
Fixes: out of array access
Fixes: 47877/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CDGRAPHICS_fuzzer-5690504626438144

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b7e30a13d4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:36 +02:00
Michael Niedermayer
dc4d0f630b avcodec/texturedspenc: Fix indexing in color distribution determination 
Fixes CID1396405

MSE and PSNR is slightly improved, and some noticable corruptions disappear as
well.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Marton Balint <cus@passwd.hu>
(cherry picked from commit ade36d61de)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-10-09 22:15:34 +02:00
Andreas Rheinhardt
4872230633 avcodec/ac3enc: Fix memleak 
Fixes ticket #8294.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 097c917c14)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-05-04 20:20:30 +02:00
Michael Niedermayer
c8ca479572 avcodec/diracdec: avoid signed integer overflow in global mv 
Fixes: signed integer overflow: -128275513086 * -76056576 cannot be represented in type 'long'
Fixes: 45818/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5129799149944832

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7f1279684e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:41 +02:00
Michael Niedermayer
61f4c4fc42 avcodec/takdsp: Fix integer overflow in decorrelate_sf() 
Fixes: signed integer overflow: -101 * 71041254 cannot be represented in type 'int'
Fixes: 45938/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TAK_fuzzer-4687974320701440

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 01d8c887f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:41 +02:00
Michael Niedermayer
b3843ee24e avcodec/apedec: fix a integer overflow in long_filter_high_3800() 
Fixes: signed integer overflow: -2146549696 - 3923884 cannot be represented in type 'int'
Fixes: 45907/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5992380584558592

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b085b400be)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:41 +02:00
Michael Niedermayer
ab70bfcbdd avcodec/pixlet: Avoid signed integer overflow in scaling in filterfn() 
Fixes: signed integer overflow: 11494 * 1073741824000000 cannot be represented in type 'long'
Fixes: 26586/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PIXLET_fuzzer-5752633970917376

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0c1f20c6c8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:41 +02:00
Michael Niedermayer
12e26cffcf avcodec/sonic: Use unsigned for predictor_k to avoid undefined behavior 
Fixes: signed integer overflow: -1094995529 * 24 cannot be represented in type 'int'
Fixes: 44436/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SONIC_fuzzer-4874459459223552

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 28008bf95e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:41 +02:00
Michael Niedermayer
76e56f0006 avcodec/jpeglsdec: Fix if( code style 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f306b8e80a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:40 +02:00
Michael Niedermayer
b6061e3d8e avcodec/jpeglsdec: Check get_ur_golomb_jpegls() for error 
Fixes: Timeout
Fixes: Invalid shift
Fixes: 44548/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEGLS_fuzzer-556487680891289
Fixes: 44569/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-6302543246917632
Fixes: 44570/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_THP_fuzzer-4550196556595200
Fixes: 44592/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5651610385121280
Fixes: 44571/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5094698987945984
Fixes: 44607/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TIFF_fuzzer-5341352013987840

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 151f83584e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:40 +02:00
Michael Niedermayer
87297d5021 avcodec/motion_est: fix indention of ff_get_best_fcode() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ce43e1c581)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:40 +02:00
Michael Niedermayer
2262e53f96 avcodec/motion_est: Fix xy indexing on range violation in ff_get_best_fcode() 
This codepath seems untested, no testcases change

Found-by: <mkver>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 634312a70f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2022-04-09 22:19:40 +02:00