Commit graph

40079 commits

Author SHA1 Message Date
Michael Niedermayer
6c9f3e222e
avcodec/webp: Check ref_x/y
Fixes: 70991/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WEBP_fuzzer-5544067620995072
Fixes: use of uninintailized value

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 7c1e732ad2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:25 +01:00
Michael Niedermayer
5f0067652b
avcodec/rangecoder: only perform renorm check/loop for callers that need it
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d147b3d7ec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:22 +01:00
Michael Niedermayer
1f5977e95c
avcodec/ffv1dec: Fix end computation with ec=2
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 10e5af15bf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:22 +01:00
Michael Niedermayer
d5a26a396d
avcodec/ffv1enc: Prevent generation of files with broken slices
Fixes: Ticket5548

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b7ff66a358)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:21 +01:00
Michael Niedermayer
9a0d56f8f7
avcodec/ffv1enc: Correct error message about unsupported version
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 556c767786)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:21 +01:00
Michael Niedermayer
db47d9ecb7
avcodec/ffv1enc: Slice combination is unsupported
We always write minimal slices, the size calculation is wrong in some
corner cases but as its always 1x1 (minus1) we can for now just hard-code it

This helps with ticket 5548

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7d514655bf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:20 +01:00
Michael Niedermayer
b4d26a6333
avcodec/ffv1enc: 2Pass mode is not possible with golomb coding
"Fixes" Ticket7063

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 417b163c00)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:20 +01:00
Michael Niedermayer
1c68f225cd
avcodec/ffv1enc: Fix >8bit context size
Fixes: Ticket5405

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a9c83e43f2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:20 +01:00
Michael Niedermayer
0e997798c1
avcodec/xan: Add basic input size check
Fixes: Timeout
Fixes: 71739/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XAN_WC3_fuzzer-6170301405134848

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpe
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 56bef2fd58)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:19 +01:00
Michael Niedermayer
e253f3735d
avcodec/svq3: Check for minimum size input
Fixes: Timeout
Fixes: 71295/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SVQ3_fuzzer-4999941125111808

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 050b5e85cb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:19 +01:00
Michael Niedermayer
d0f7089871
avcodec/jfdctint_template: use unsigned z* in row_fdct()
Fixes: signed integer overflow: 856827136 + 2123580416 cannot be represented in type 'int'
Fixes: 70772/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PRORES_KS_fuzzer-5180569961431040

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 f27c8b04d3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:19 +01:00
Michael Niedermayer
c28eaa1696
avcodec/vc2enc: basic sanity check on slice_max_bytes
Fixes: left shift of 896021632 by 3 places cannot be represented in type 'int'
Fixes: 70544/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC2_fuzzer-6685593652756480

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 6df9a0292c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:17 +01:00
Michael Niedermayer
b7892cd835
avcodec/wmavoice: Do not use uninitialized pitch[0]
Fixes: use of uninitialized value
Fixes: 70850/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-4806127362048000

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 5338707930)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:17 +01:00
Michael Niedermayer
9973a54ece
avcodec/avcodec: Warn about data returned from get_buffer*()
Text based on suggestion by: epirat07@gmail.com
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 93444c46fce195e378c4ebb1a20ea662e7f0123b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:16 +01:00
Michael Niedermayer
45c96c41eb
avcodec/aic: Clear slice_data
Fixes: use-of-uninitialized-value
Fixes: 70865/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AIC_fuzzer-4874102695854080

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 de3f6c8888)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:16 +01:00
Michael Niedermayer
3a85504365
avcodec/shorten: clear padding
Fixes: use-of-uninitialized-value
Fixes: 70854/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5533480570650624

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 e44349ee88)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:15 +01:00
Michael Niedermayer
bc687c63a0
avcodec/dxva2: initialize hr in ff_dxva2_common_end_frame()
Related: CID1591924 Uninitialized scalar variable
Related: CID1591938 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1d6a2aebae)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:14 +01:00
Michael Niedermayer
d0fb119755
avcodec/dxva2: initialize validate
Related: CID1591915 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 2232c4cc8c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:14 +01:00
Michael Niedermayer
3945020ab5
avcodec/dxva2: Initialize ConfigBitstreamRaw
Related: CID1591894 Uninitialized scalar variable
Related: CID1591906 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 489c05b9c3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:14 +01:00
Michael Niedermayer
8d570b477e
avcodec/dxva2: Initialize dxva_size and check it
Related: CID1591878 Uninitialized scalar variable
Related: CID1591928 Uninitialized pointer read

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c8c59e9929)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:13 +01:00
Kacper Michajłow
8a173a9bf4
avcodec/parser: ensure input padding is zeroed
Fixes use of uninitialized value, reported by MSAN.

Found by OSS-Fuzz.

Signed-off-by: Kacper Michajłow <kasper93@gmail.com>

Fixes: 70852/clusterfuzz-testcase-minimized-ffmpeg_IO_DEMUXER_fuzzer-5179190066872320
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5dfc0cc841)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:12 +01:00
Michael Niedermayer
f6adefd4cd
avcodec/snow: Fix off by 1 error in run_buffer
Fixes: out of array access
Fixes: 70741/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-5703668010647552

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 06f5ed40f8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:11 +01:00
Michael Niedermayer
5c27f68507
avcodec/utils: apply the same alignment to YUV410 as we do to YUV420 for snow
The snow encoder uses block based motion estimation which can read out of array if
insufficient alignment is used

It may be better to only apply this for the encoder, as it would safe a few bytes of memory
for the decoder. Until then, this fixes the issue in a simple way.

Fixes: out of array access
Fixes: 68963/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-4979988435632128
Fixes: 68969/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-6239933667803136.fuzz
Fixed: 70497/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-5751882631413760

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 58fbeb59e7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:11 +01:00
Michael Niedermayer
c22eb904fd
avcodec/vaapi_encode: Check hwctx
Fixes: null pointer dereference
Fixes: 70376/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_VAAPI_fuzzer-4733551250046976

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 3cd077e282)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:10 +01:00
Michael Niedermayer
7fb253b20d
avcodec/proresdec: Consider negative bits left
Fixes: 70036/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PRORES_fuzzer-6298797647396864
Fixes: shift exponent 40 is too large for 32-bit type 'uint32_t' (aka 'unsigned int')

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 419eee6356)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:10 +01:00
Michael Niedermayer
ec4f24805e
avcodec/hevc/hevcdec: Do not allow slices to depend on failed slices
An alternative would be to leave the context unchanged on failure of hls_slice_header()

Fixes: out of array access
Fixes: NULL pointer dereference
Fixes: 69584/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5931086299856896
Fixes: 69724/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5104066422702080
Fixes: 70422/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5908731129298944

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 5d9544cfb0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:10 +01:00
Michael Niedermayer
e7724960d3
avcodec/utvideoenc: Use unsigned shift to build flags
Fixes: left shift of 255 by 24 places cannot be represented in type 'int'
Fixes: 69083/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_UTVIDEO_fuzzer-5608202363273216

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 69e90491f1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:04 +01:00
Michael Niedermayer
b34ec0c16d
avcodec/vc2enc: Fix overflows with storing large values
Fixes: left shift of 1431634944 by 2 places cannot be represented in type 'int'
Fixes: left shift of 1073741824 by 1 places cannot be represented in type 'int'
Fixes: 69061/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC2_fuzzer-6325700826038272

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 af99358353)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:03 +01:00
Michael Niedermayer
ecb722a6ec
avcodec/mpegvideo_enc: Do not duplicate pictures on shifting
Fixes: out of array access
Fixes: 69098/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG2VIDEO_fuzzer-6107989688778752
Fixes: 69599/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-4848626296225792.fuzz

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 9c8881cb35)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:03 +01:00
Michael Niedermayer
0a57535109
avcodec/flac_parser: Assert that we do not overrun the link_penalty array
Helps: CID1454676 Out-of-bounds read

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9af348bd1a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:02 +01:00
Michael Niedermayer
ce0fc150ec
avcodec/pixlet: Simplify pfx computation
Found by reviewing code related to CID1604365 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0474614e6c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:02 +01:00
Michael Niedermayer
dfc53db0d5
avcodec/motion_est: Fix score squaring overflow
Fixes: CID1604552 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f18b442370)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:01 +01:00
Michael Niedermayer
5861150898
avcodec/loco: Check loco_get_rice() for failure
Fixes: CID1604495 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d553276843)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:01 +01:00
Michael Niedermayer
adb8ef8bc6
avcodec/loco: check get_ur_golomb_jpegls() for failure
Fixes: CID1604400 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b989986641)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:01 +01:00
Michael Niedermayer
fb924d8bc1
avcodec/iff: Use signed count
This is more a style fix than a bugfix (CID1604392 Overflowed constant)

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cfe66dfebb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:00 +01:00
Michael Niedermayer
f44ba23251
avcodec/golomb: Assert that k is in the supported range for get_ur/sr_golomb()
Found by code review related to CID1604563 Overflowed return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b2aaeb81f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:00 +01:00
Michael Niedermayer
158f48acab
avcodec/golomb: Document return for get_ur_golomb_jpegls() and get_sr_golomb_flac()
Found while reviewing code related to CID1604409 Overflowed return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7cf5b83f6f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:48:00 +01:00
Michael Niedermayer
22924742c9
avcodec/xsubdec: Check parse_timecode()
Fixes: CID1604490 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 96fd9417e2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:59 +01:00
Michael Niedermayer
0a4c165f41
avcodec/proresenc_kostya: use unsigned alpha for rotation
Fixes: left shift of negative value -208
Fixes: 69073/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PRORES_KS_fuzzer-4745020002336768

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 93e0265e27)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:59 +01:00
Michael Niedermayer
69a05f36c3
avcodec/targaenc: Allocate space for the palette
Fixes: out of array access
Fixes: 68927/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TARGA_fuzzer-5105665067515904

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 4a7220bd5c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:51 +01:00
Michael Niedermayer
810d68262f
avcodec/r210enc: Use av_rescale for bitrate
Fixes: signed integer overflow: 281612954574848 * 65344 cannot be represented in type 'long'
Fixes: 68956/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_R210_fuzzer-6459074458746880

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 d34d4b6a7c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:51 +01:00
Michael Niedermayer
f6e9c26f2e
avcodec/jfdctint_template: Fewer integer anomalies
Fixes: signed integer overflow: 105788 * -20995 cannot be represented in type 'int'
Fixes: signed integer overflow: 923211729 + 2073948236 cannot be represented in type 'int'
Fixes: signed integer overflow: 1281179284 + 2073948236 cannot be represented in type 'int'
Fixes: 68975/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PRORES_fuzzer-6266769177116672
Fixes: 68997/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PRORES_KS_fuzzer-6284237161431040

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 228f255b5d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:50 +01:00
Michael Niedermayer
4a2cf66d5c
avcodec/snowenc: MV limits due to mv_penalty table size
Fixes: out of array read
Fixes: 69673/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-5476592894148608

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 3a9292aff3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:50 +01:00
Michael Niedermayer
fb978f6ee4
avcodec/vp8: Check cond init
Fixes: CID1598563 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9b76e49061)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:48 +01:00
Michael Niedermayer
1bffffad5b
avcodec/vp8: Check mutex init
Fixes: CID1598556 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4ac7405aaf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:47 +01:00
Michael Niedermayer
afad059c7b
avcodec/tests/dct: Use 64bit in intermediate for error computation
Fixes: CID1500284 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 161d0aa2a8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:47 +01:00
Michael Niedermayer
3f9d4fab41
avcodec/wavpackenc: Use unsigned for potential 31bit shift
Fixes: CID1465481 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6f976db251)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:47 +01:00
Michael Niedermayer
9cdea8e1b7
avcodec/tests/jpeg2000dwt: Use 64bit in comparission
Found while reviewing: CID1500309 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 12391b732f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:46 +01:00
Michael Niedermayer
8359c315c0
avcodec/tests/jpeg2000dwt: Use 64bit in err2 computation
This issue cannot happen with the current function parameters

Fixes: CID1500309 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 847a53f264)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:46 +01:00
Michael Niedermayer
9f7302dd94
avcodec/mpegvideo_enc: Fix potential overflow in RD
Fixes: CID1500285 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b6b2b01025)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-03-11 19:47:44 +01:00