Commit graph

8494 commits

Author SHA1 Message Date
Michael Niedermayer
a24f1e1f7a
avfilter/vf_xfade: Compute w2, h2 with float
Fixes: CID1458148 Result is not floating-point
Fixes: CID1458149 Result is not floating-point
Fixes: CID1458150 Result is not floating-point
Fixes: CID1458151 Result is not floating-point
Fixes: CID1458152 Result is not floating-point
Fixes: CID1458154 Result is not floating-point
Fixes: CID1458155 Result is not floating-point
Fixes: CID1458156 Result is not floating-point

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b98125e5a5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-02-27 17:52:59 +01:00
Michael Niedermayer
072d22d402
avfilter/vf_v360: Assert that vf was initialized
Maybe helps: CID1504571 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f802d65de0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-02-27 17:52:59 +01:00
Michael Niedermayer
156ed79d28
avfilter/vf_tonemap_opencl: Dereference after NULL check
Fixes: CID1437472 Dereference before null check

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e5c0f56ca0)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-02-27 17:52:58 +01:00
Michael Niedermayer
418c7e221d
avfilter/vf_xfade_opencl: Check ff_inlink_consume_frame() for failure
Fixes: CID1458127 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 43b62b7e0c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-02-27 17:52:58 +01:00
Michael Niedermayer
8860326a1a
avfilter/scale_eval: Use 64bit, check values in ff_scale_adjust_dimensions()
Found by reviewing CID1513722 Operands don't affect result

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ad9df8bcfe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-22 14:23:30 +02:00
Michael Niedermayer
0ca3416176
avfilter/vf_lut3d: Check av_scanf()
Fixes: CID1604398 Unchecked return value
Fixes: CID1604542 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ace2e25720)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-22 10:47:16 +02:00
Michael Niedermayer
75de958c0f
avfilter/vf_deshake_opencl: Ensure that the first iteration initializes the best variables
Fixes: CID1452759 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9385847af4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-22 10:45:25 +02:00
Michael Niedermayer
8e35cb8c22
avfilter/vf_bm3d: Dont round MSE2SSE to an integer
Fixes: CID1439581 Result is not floating-point

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ec18ec9fc1)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-21 22:24:14 +02:00
Michael Niedermayer
917c2b02c4
avfilter/af_aderivative: Free out on error
Fixes: CID1197065 Resource leak

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 382e9e79f3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-21 21:09:26 +02:00
Michael Niedermayer
81fbeedd1b
avfilter/af_pan: check nb_output_channels before use
Fixes: CID1500281 Out-of-bounds write
Fixes: CID1500331 Out-of-bounds write

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 5fe8bf4aa5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-21 20:06:33 +02:00
Michael Niedermayer
86dfa07e76
avfilter/vf_avgblur: Check plane instead of AVFrame
Fixes: CID1551694 Use after free (false positive based on assuming that out == in and one is freed and one used)

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c296d4fdec)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-07-21 20:02:02 +02:00
Michael Niedermayer
ef18ef4085
avfilter/vf_rotate: Check ff_draw_init2() return value
Fixes: NULL pointer dereference
Fixes: 3_343

Found-by: De3mond
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9c9f095e30)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-06-14 11:11:55 +02:00
Michael Niedermayer
473663d536
avfilter/vf_thumbnail_cuda: Set ret before checking it
Fixes: CID1418336 Logically dead code

Sponsored-by: Sovereign Tech Fund
Reviewed-by: Timo Rothenpieler <timo@rothenpieler.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 02301017d2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-06-14 11:11:39 +02:00
Michael Niedermayer
1bff9db691
avfilter/signature_lookup: Dont copy uninitialized stuff around
Fixes: CID1403238 Uninitialized pointer read
Fixes: CID1403239 Uninitialized pointer read

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e7174e66ac)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-06-14 11:11:39 +02:00
Michael Niedermayer
fe924faa2f
avfilter/signature_lookup: Fix 2 differences to the refernce SW
Fixes: CID1403227 Division or modulo by float zero

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 25cb66369e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-06-14 11:11:39 +02:00
Michael Niedermayer
d5877b21a2
avfilter/vf_signature: Dont crash on no frames
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3d5f03bbc8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:56 +02:00
Michael Niedermayer
dde3d17274
avfilter/signature_lookup: Do not dereference NULL pointers after malloc failure
Fixes: CID 1403229 Dereference after null check

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 98ae1ad7cf)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:48 +02:00
Michael Niedermayer
1796dc942c
avfilter/signature_lookup: dont leave uncleared pointers in sll_free()
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 6c50482951)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:47 +02:00
Michael Niedermayer
22ef17004c
avfilter/vf_minterpolate: Check pts before division
Fixes: FPE
Fixes: tickets/10758/poc20ffmpeg

Discovered by Zeng Yunxiang

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 68146f06f8)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:46 +02:00
Michael Niedermayer
fc4095e438
avfilter/vf_vidstabdetect: Avoid double AVERRORS
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bb04235d72)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:45 +02:00
Michael Niedermayer
77ad8e90c1
avfilter/vf_swaprect: round coordinates down
Fixes: out of array access:
Fixes: tickets/10745/poc12ffmpeg

Found-by: Li Zeyuan and Zeng Yunxiang.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7deaca71b3)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:45 +02:00
Michael Niedermayer
651ed7555a
avfilter/vf_swaprect: Use height for vertical variables
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9f4c5bd7d2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:45 +02:00
Michael Niedermayer
aa26e3fce7
avfilter/vf_swaprect: assert that rectangles are within memory
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9d1ba698d2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:44 +02:00
Michael Niedermayer
e6d1ed99ae
avfilter/af_alimiter: Check nextpos before use
Fixes: out of array read
Fixes: tickets/10744/poc11ffmpeg

Found-by: Li Zeyuan and Zeng Yunxiang.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a88b06f9ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:44 +02:00
Michael Niedermayer
5715c8ed18
avfilter/af_stereowiden: Check length
Fixes: out of array access
Fixes: tickets/10746/poc13ffmpeg

Found-by: Zeng Yunxiang
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 50f0f8c53c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:44 +02:00
Michael Niedermayer
4d9f97ffb1
avfilter/vf_weave: Fix odd height handling
Fixes: out of array access
Fixes: tickets/10743/poc10ffmpeg

Found-by: Zeng Yunxiang and Li Zeyuan
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0ecc1f0e48)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:43 +02:00
Michael Niedermayer
a3eb80824f
avfilter/vf_gradfun: Do not overread last line
The code works in steps of 2 lines and lacks support for odd height
Implementing odd height support is better but for now this fixes the
out of array access

Fixes: out of array access
Fixes: tickets/10702/poc6ffmpe

Found-by: Zeng Yunxiang
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e4d2666bdc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2024-04-14 21:19:43 +02:00
James Almer
c3981b30a8 avfilter/vf_untile: swap the chroma shift values used for plane offsets
Fixes ticket #10265

Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit dc61d5cf19)
2023-03-16 17:10:43 -03:00
Michael Niedermayer
9f1c9e4879
avfilter/vf_showinfo: remove backspaces
They mess with storing editing and comparing the results

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 31581ae7ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-26 16:50:56 +02:00
Michael Niedermayer
aec94df69b
avfilter/vf_signature: Fix integer overflow in filter_frame()
Fixes: CID1403233

The second of the 2 changes may be unneeded but will help coverity

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit dd6040675e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-26 16:50:48 +02:00
Michael Niedermayer
75eb7a648a
avfilter/vsrc_mandelbrot: Check for malloc failure
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit fbd22504c4)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-26 16:50:41 +02:00
Michael Niedermayer
52e229f611
avfilter/vf_frei0r: Copy to frame allocated according to frei0r requirements
Fixes: issues with non trivial linesize

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d353909e77)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-26 16:50:40 +02:00
Michael Niedermayer
203e2e5315
avfilter/video: Add ff_default_get_video_buffer2() to set specific alignment
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d740782701)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2022-09-26 16:50:40 +02:00
Oneric
f160c24f77 avfilter/vf_subtitles: pass storage size to libass
Due to a quirk of the ASS format some tags depend on the exact storage
resolution of the video, so tell libass via ass_set_storage_size.
2022-04-06 20:38:06 +02:00
Timo Rothenpieler
d9cb7c62b6 avfilter/scale_npp: fix non-aligned output frame dimensions 2021-10-07 18:23:18 +02:00
Michael Niedermayer
3a5dc113ef avfilter/af_drmeter: Check that there is data
Fixes: floating point division by 0
Fixes: -nan is outside the range of representable values of type 'int'
Fixes: Ticket8307

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4f49fa6abe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
2e4e045e63 avfilter/vf_fftdnoiz: Use lrintf() in export_row8()
Fixes: 1.04064e+10 is outside the range of representable values of type 'int'
Fixes: Ticket 8279

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1f21349d20)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
612d8b0202 avfilter/vf_mestimate: Check b_count
Fixes: left shift of negative value -1
Fixes: Ticket8270

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 06af6e101b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
359e106362 avfilter/vf_dctdnoiz: Check threads
Fixes: floating point division by 0
Fixes: Ticket 8269

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 4a3917c02c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
ad92dec581 avfilter/vf_ciescope: Fix undefined behavior in rgb_to_xy() with black
Fixes: floating point division by 0
Fixes: undefined behavior in handling NaN
Fixes: Ticket 8268

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3d500e62f6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
bade86f679 avfilter/vf_yadif: Fix handing of tiny images
Fixes: out of array access
Fixes: Ticket8240
Fixes: CVE-2020-22021

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7971f62120)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
a6a0416767 avfilter/vf_vmafmotion: Check dimensions
Fixes: out of array access
Fixes: Ticket8241
Fixes: Ticket8246
Fixes: CVE-2020-22019
Fixes: CVE-2020-22033

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 82ad1b7675)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Michael Niedermayer
1ac57ed112 avfilter/vf_scale: Fix adding 0 to NULL (which is UB) in scale_slice()
Found-by: Jeremy Leconte <jleconte@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1cf96ce269)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-10-06 14:41:41 +02:00
Timo Rothenpieler
85713d85a7 avfilter/overlay_cuda: check av_buffer_ref result 2021-04-11 10:26:51 +02:00
Timo Rothenpieler
0fcaa97739 avfilter/overlay_cuda: hold explicit reference to hw_device_ctx 2021-04-11 10:26:47 +02:00
nyanmisaka
4383b9e8a3 avfilter/overlay_cuda: fix framesync with embedded PGS subtitle
Signed-off-by: nyanmisaka <nst799610810@gmail.com>
2021-03-25 04:40:54 +01:00
Andreas Rheinhardt
4ec5d6896d avfilter/af_headphone: Fix stack buffer overflow
The number of channels can be up to 64, not only 16.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 58b6594b01)
2021-02-27 07:21:00 +01:00
Andreas Rheinhardt
d5992cc155 avfilter/af_headphone: Don't overrun array
The headphone filter stores the channel position of the ith HRIR stream
in the ith element of an array of 64 elements; but because there is no
check for duplicate channels, it is easy to write beyond the end of the
array by simply repeating channels.

This commit adds a check for duplicate channels to rule this out.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 14226be499)
2021-02-27 07:21:00 +01:00
Andreas Rheinhardt
9d82a7c813 avfilter/af_headphone: Fix segfault when using very short streams
When the headphone filter does its processing in the time domain,
the lengths of the buffers involved are determined by three parameters,
only two of which are relevant here: ir_len and air_len. The former is
the length (in samples) of the longest HRIR input stream and the latter
is the smallest power-of-two bigger than ir_len.

Using optimized functions to calculate the convolution places
restrictions on the alignment of the length of the vectors whose scalar
product is calculated. Therefore said length, namely ir_len, is aligned
on 32; but the number of elements of the buffers used is given by air_len
and for ir_len < 16 a buffer overflow happens.

This commit fixes this by ensuring that air_len is always >= 32 if
processing happens in the time domain.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit 7b74e02ef2)
2021-02-27 07:21:00 +01:00
Andreas Rheinhardt
66e8328d04 avfilter/af_headphone: Check for the existence of samples
Not providing any samples makes no sense at all. And if no samples
were provided for one of the HRIR streams, one would either run into
an av_assert1 in ff_inlink_consume_samples() or into a segfault in
take_samples() in avfilter.c.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
(cherry picked from commit dfd46e2d16)
2021-02-27 07:21:00 +01:00