Commit Graph

83573 Commits

Author SHA1 Message Date
Michael Niedermayer
80cf78e4d6 avcodec/adpcm: Fix invalid shift in AV_CODEC_ID_ADPCM_PSX
Fixes: left shift of negative value -1
Fixes: 20859/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_PSX_fuzzer-5720391507247104

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 0a11ef68f0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
c8c2855510 avcodec/mpeg12dec: Fix invalid shift in mpeg2_fast_decode_block_intra()
Fixes: left shift of negative value -695
Fixes: 19232/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-5702856963522560
Fixes: 19555/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1VIDEO_fuzzer-5741218147598336

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 c40df2166c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
28163cb7ad avcodec/mpegaudioenc_template: fix invalid shift of sample
Fixes: Ticket8010

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a2c97a8342)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
a70f312df1 avcodec/motion_est_template: Fix invalid shifts in no_sub_motion_search()
Fixes: Ticket8167

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e13eee37ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
11bb3cc107 libavformat/avienc: Check bits per sample for PAL8
Fixes: assertion failure
Fixes: Ticket 8172

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3595878281)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
5e81e1fb11 avformat/mpegts: Improve the position determination for avpriv_mpegts_parse_packet()
Fixes: assertion failure
Fixes: Ticket 8005

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e5bb48ae59)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
1bed5bf9e2 avcodec/magicyuv: Check that there are enough lines for interlacing to be possible
Fixes: out of array access
Fixes: 20763/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MAGICYUV_fuzzer-5759562508664832

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 f8a0e9f9f7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
6587933021 avformat/mvdec: Check stream numbers
Fixes: null pointer dereference
Fixes: 20768/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5638648978735104.fuzz

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 618a9bea65)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
7588b99a3b avcodec/pcm: Fix invalid shift in AV_CODEC_ID_PCM_LXF
Fixes: left shift of 233 by 24 places cannot be represented in type 'int'
Fixes: 20736/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_LXF_fuzzer-4829212685107200

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 051d11f659)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
5654c46336 avcodec/qdm2: Check fft_coefs_index
Fixes: out of array access
Fixes: 20660/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDM2_fuzzer-5658290216501248

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 9fc73bf022)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
1038603ebd avformat/avidec: Avoid integer overflow in NI switch check
Fixes: signed integer overflow: 0 - -9223372036854775808 cannot be represented in type 'long'
Fixes: Ticket8149

Found-by: Suhwan
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 347920ca21)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
ee19ae3290 fftools/ffmpeg: Fix integer overflow in duration computation in seek_to_start()
Fixes: signed integer overflow: -9223372036854775808 - 9223372036854775807 cannot be represented in type 'long'
Fixes: Ticket8142

Found-by: Suhwan
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4f4ad33d96)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
24cd98ec4a avfilter/vf_aspect: Fix integer overflow in compute_dar()
Fixes: signed integer overflow: 1562273630 * 17 cannot be represented in type 'int'
Fixes: Ticket8323

Found-by: Suhwan
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0c0ca0f244)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
b503ec1ae1 avcodec/apedec: Fix invalid shift with 24 bps
Fixes: left shift of negative value -463
Fixes: 20542/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5688714435231744

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 8e27867229)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Dale Curtis
baa0304074 avformat/utils: Fix undefined behavior in ff_configure_buffers_for_index()
When e2_pts == INT64_MIN and e1_pts >= 0 the calculation of
e2_pts - e1_pts will overflow an int64_t.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f15007afa9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
1a54ee4a51 avcodec/wmalosslessdec: Fix integer overflow with sliding in padding bits
Fixes: signed integer overflow: -53716100 * 256 cannot be represented in type 'int'
Fixes: 20143/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5716604000403456

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 b8a0be9352)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
44da920eb7 avcodec/wmalosslessdec: Fix loop in revert_acfilter()
Fixes: out of array read
Fixes: 20059/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5691776237305856

No testcase except the fuzzed one.

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 5584c0bb94)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
e1aa37ce1a avcodec/lagarith: Sanity check scale
A value of 24 and above can collaps the range to 0 which would not work.

Fixes: Timeout (75sec -> 21sec)
Fixes: 18707/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LAGARITH_fuzzer-5708950892969984

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 fb3855342b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
ba17b9961a avcodec/apedec: Fix integer overflows in predictor_decode_mono_3950()
Fixes: signed integer overflow: -2147407150 + -1871606 cannot be represented in type 'int'
Fixes: 18702/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5679095417667584

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 eb64a5c6f9)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
f46cd02b63 avcodec/ralf: Fix integer overflow in apply_lpc()
Fixes: signed integer overflow: 2147482897 + 2048 cannot be represented in type 'int'
Fixes: 19240/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5743240326414336
Fixes: 19869/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RALF_fuzzer-5150136636538880

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 fd313d8cf8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
4b0a1becaa avcodec/dca_lbr: Fix some error codes and error passing
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bfea054a75)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
b68e717a2e avcodec/wmavoice: Fix rounding and integer anomalies in calc_input_response()
Fixes: out of array access
Fixes: inf is outside the range of representable values of type 'int'
Fixes: signed integer overflow: -9223372036854775808 - 1 cannot be represented in type 'long'
Fixes: 19316/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMAVOICE_fuzzer-5677369365102592

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 38d3758444)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
833cb46dfa avcodec/pcm: Fix invalid shift in pcm_decode_frame for LXF
Fixes: left shift of 32 by 28 places cannot be represented in type 'int'
Fixes: 19472/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PCM_LXF_fuzzer-5704364320096256

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 985d3666f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
5e483df01f avcodec/snappy: Sanity check bytestream2_get_levarint()
Fixes: left shift of 79 by 28 places cannot be represented in type 'int'
Fixes: 20202/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5719004081815552
Fixes: 20219/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5641738677125120
Fixes: 20389/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5680721517871104

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 be54da2117)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
876997d462 avcodec/mlpdsp: Fix a invalid shift in ff_mlp_rematrix_channel()
Fixes: left shift of negative value -2
Fixes: 20305/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEHD_fuzzer-5677196618498048

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Jai Luthra <me@jailuthra.in>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fcc9f13717)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
cb3495c0cb avcodec/avdct: Clear IDCTDSPContext context
Fixes use of uninitialized variable and segfault

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b82825eba8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
10e807c860 avcodec/x86/diracdsp: Fix high bits on Windows x86_64
Found-by: james
(cherry picked from commit 24af459d1e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
753d8e4854 avformat/mov: Check STCO location
Fixes: bypassing of checks and assertion failure
Fixes: asan_1003879.mp4

Found-by: Clusterfuzz + asan
Reported-by: Thomas Guilbert <tguilbert@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1cd4184020)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
bb4afc18b8 avcodec/wmalosslessdec: Fix multiple integer overflows
Fixes: left shift of 3329 by 20 places cannot be represented in type 'int'
Fixes: signed integer overflow: -199378355 + -1948950833 cannot be represented in type 'int'
Fixes: 19837/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5752565837070336
Fixes: 19839/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5767483265122304

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 422202516c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
a7d8e08ddf avcodec/apedec: Fix undefined integer overflow in decode_array_0000()
Fixes: signed integer overflow: -2143289344 - 6246400 cannot be represented in type 'int'
Fixes: 19239/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5173755680915456

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 a3655bb02c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
ee671c0e80 avcodec/smacker: Check space before decoding type
Fixes: Timeout (232sec -> 280ms)
Fixes: 19682/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMACKER_fuzzer-5654129649385472

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 6f5c18da59)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
bc752e53eb avcodec/rawdec: Use linesize in b64a
Fixes: out of array access
Fixes: 19750/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RAWVIDEO_fuzzer-5074834119983104

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 2b5b9d5dac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
7d90fce505 avcodec/iff: Over-allocate ham_palbuf for HAM6 IFF-PBM
IFF-PBM-HAM6 can read out of array without this overallocation
Fixes: Out of array read
Fixes: 19752/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_IFF_ILBM_fuzzer-5675331403120640

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 8652f4e7a1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
98d6a1f520 avcodec/x86/diracdsp: Fix incorrect src addressing in dequant_subband_32()
Fixes: Segfault (not reproducable with asm, which made this hard to debug)
Fixes: decoding errors
Fixes: 19854/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5729372837511168

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 0694b60b7b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
11dbad9f4c avfilter/vf_find_rect: Remove assert
A score of 0 is possible
Fixes: Ticket8500

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dfc4714886)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
d3bc68d505 avfilter/vf_find_rect: Increase worst case score
score could be 1.0 which lead to uninitialized values

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6ff2474e02)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
8ce02ab4e5 swscale/input: Fix several invalid shifts related to rgb2yuv constants
Fixes: Invalid shifts
Fixes: #8140
Fixes: #8146

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d48e510124)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
44d12d1ec9 swscale/output: Fix several invalid shifts in yuv2rgb_full_1_c_template()
Fixes: Invalid shifts
Fixes: #8320

Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7b7f97532b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
9a64d50c9e swscale/swscale: Fix several invalid shifts related to vChrDrop
Fixes: Invalid shifts
Fixes: #8166
Fixes: filter-crop_scale_vflip FATE-test

Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a6ca22c118)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
643d709d3a avcodec/hevc_mp4toannexb_bsf: check that nalu size doesnt overflow
Fixes: Out of array access
Fixes: 19299/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_MP4TOANNEXB_fuzzer-5169193398042624

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 a8ceb2a72f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
347773eb7c avcodec/hevc_mp4toannexb_bsf: Avoid NULL memcpy()
Fixes: invalid memcpy use
Fixes: 19299/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_MP4TOANNEXB_fuzzer-5169193398042624

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 1e23b5a706)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
9c10e71991 avcodec/wmalosslessdec: move channel check up
Fixes: out of array access
Fixes: 2nd part of 18429/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-6210814364614656

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 891bcc4acc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
622e695d80 avcodec/adpcm: Fix overflow in FFABS() IMA_EA_EACS
Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
Fixes: 19235/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_EA_EACS_fuzzer-5680878952382464

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 794352ae9d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
f99ecf94cc avcodec/alac: Fix integer overflow in LPC coefficient adaption
Fixes: signed integer overflow: 267693597 * 10 cannot be represented in type 'int'
Fixes: 19237/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALAC_fuzzer-5755407700328448

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 6a865cec5e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
13b155ceaf avcodec/g729postfilter: Optimize out overflowing multiplication from apply_tilt_comp()
Fixes: signed integer overflow: -1114392282 * 2 cannot be represented in type 'int'
Fixes: 19236/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G729_fuzzer-5741678938030080

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 c0bd5fa43d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
1ef8357fee avcodec/vc1dec: Check field_mode for sprites
Fixes: Out of array read
Fixes: 19263/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-5389219325542400

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 32fb919836)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
02a7dd06a7 avcodec/vc1dec: Limit bits by the actual bitstream size
Fixes: Timeout (350 ->19sec)
Fixes: 19249/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VC1IMAGE_fuzzer-6566896438870016

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 c56a52a82c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
1ca83dd19f avcodec/vmdaudio: Check block_align more
Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
Fixes: 19788/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VMDAUDIO_fuzzer-5743379690553344

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 06f6857b54)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Gyan Doshi
db998f9c54 configure: bump year
(cherry picked from commit 7b58702cbd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00
Michael Niedermayer
2beb811cff avcodec/pgssubdec: Free subtitle on error
Fixes: Assertion failure
Fixes: 19753/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_PGSSUB_fuzzer-5688461843759104

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 b0a718923b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-07-01 12:49:26 +02:00