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Git pushed a change to annotated tag n4.4.7
in repository ffmpeg.
at 7197501e0e (tag)
tagging c52a5c913acc06d494de45a1a9bfd2d8ba1c6c21 (commit)
replaces n4.4.6
by Michael Niedermayer
on Tue May 5 19:48:44 2026 +0200
- Log -----------------------------------------------------------------
FFmpeg 4.4.7 release
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ASTRA (2):
avformat/wavdec: Fix use-of-uninitialized-value in find_guid()
avformat/vividas: use-of-uninitialized-value in keybuffer
Andreas Rheinhardt (7):
avcodec/ppc/vp8dsp_altivec: Fix out-of-bounds access
avcodec/rkmppdec: Fix double-free on error
avformat/aviobuf: Keep checksum_ptr consistent in avio_seek()
avformat/avidec: Fix integer overflow iff ULONG_MAX < INT64_MAX
fftools/ffmpeg_mux_init: Fix double-free on error
avcodec/aarch64/idct: Add missing stddef
swscale/x86/yuv2rgb_template: Add emms to MMX(EXT) functions
Carl Eugen Hoyos (1):
lavc/j2kdec: Do not ignore colour association for packed formats
Flavio Milan (1):
avformat/rtmpproto: prevent integer overflow accumulating FLV buffer size
James Almer (7):
avcodec/x86/pngdsp: add missing emms at the end of
add_png_paeth_prediction
avcodec/mss2dsp: use FF_PTR_ADD to add offsets to a pointer
swscale/swscale_unscaled: don't add offsets to NULL pointers
avcodec/motion_est: don't add offsets to NULL pointers
avfilter/vf_stack: add checks for the final canvas dimensions
avcodec/av1dec: sync frame header and tile group behavior with CBS
avcodec/av1dec: check that primary_ref_frame is within range
Jiasheng Jiang (6):
avcodec/tests/avpacket: Add av_packet_free() to avoid memory leak
examples: Add av_freep to avoid potential memory leak
avcodec/tests/avpacket: Add av_free() to avoid memory leak
libavcodec/tests/motion: Add check for avcodec_alloc_context3()
libavcodec/tests/snowenc: Add av_free() to avoid memory leak
examples: Add check and replace av_free() to avoid potential memory errors
Kacper Michajłow (9):
avcodec/opus: don't materialize buf pointer from null
avformat/lrcdec: support arbitrary precision timestamp
avcodec/mpc8: init avctx->sample_rate
avformat/lrcdec: limit input timestamp range to avoid overflows
avcodec/g726: init missing sample rate
fate: add missing options in config template
avfilter/vf_libopencv: make sure there is space for null-terminator in
shape_str
avfilter/vf_neighbor_opencl: add error condition when filter name doesn't
match
swscale/utils: zero init filter memory as before
Karl Mogensen (1):
avfilter/af_lv2: call lilv_instance_activate before lilv_instance_run
Lynne (1):
aacenc_tns: clamp filter direction energy measurement
Marius Momeu (2):
avcodec/ralf: Add the missing return statement after the error log
avfilter/vf_kerndeint: Check for minimum height
Marton Balint (1):
avformat/hls: check return value of new_init_section()
Michael Niedermayer (140):
avformat/iff: Check nb_channels == 0 in CHNL
avcodec/smacker: Move buffer allocation to later
avcodec/psd: Move frame allocation after RLE processing
avcodec/ivi: Check luma/chroma mb_size
avcodec/cfhd: Check idwt_buf size before allocation
avcodec/ffv1dec: Check k in get_vlc_symbol()
avformat/concatdec: Clip duration in one more case in
get_best_effort_duration()
avformat/asfdec_f: Check amount of value read
avformat/mov: make sure file_checksum is fully initialized
avformat/mxg: clear AV_INPUT_BUFFER_PADDING_SIZE
avformat/dashdec: Allocate space for appended "/"
avcodec/cri: Factor read_len out
avcodec/cri: Check bytestream2_get_buffer() for end
avcodec/imc: Clear padding of buf16
avcodec/lzf: Check for input space
avcodec/vqavideo; Check bytestream2_get_buffer() reading
next_codebook_buffer
avcodec/fits: Clear naxis
avcodec/ffv1dec: Disable frame threading due to race condition
avformat/hls: add cmfv/cmfa exceptions
avcodec/exr: Dont access outside xsize/ysize
avcodec/exr: Check rle_raw_data and surroundings
avcodec/jpeg2000dec: move cdef default check into get_siz()
avcodec/jpeg2000dec: implement cdef remapping during pixel format matching
avcodec/ffv1: Clear state on alloc
avcodec/utvideodec: Set B for the width= 1 case
avcodec/aacsbr_template: Check ilb
avcodec/jpeg2000dec: Make sure the 4 extra bytes allocated are initialized
avcodec/ilbcdec: Clear cbvec when used with create_augmented_vector()
avcodec/scpr3: Clear clr
avcodec/exr: Check for pixel type consistency in DWA
avcodec/dxv: Check that we initialize op_data
avcodec/utvideodec: Clear plane_start array
avcodec/sanm: Check w,h,left,top
avformat/lrcdec: Fix fate-sub-lrc-ms-remux on x86-32
avcodec/aac/aacdec: dont allow ff_aac_output_configure() allocating a new
frame if it has no frame
avcodec/dxv: Check coded_height, to avoid invalid av_clip()
avcodec/mjpegdec: Explain buf_size/width/height check
avcodec/exr: Round dc_w/h up
avcodec/exr: check ac_size
avcodec/exr: Check that DWA has 3 channels
swscale/output: Fix integer overflow in yuv2ya16_X_c_template()
avformat/rtpenc_h264_hevc: Check space for nal_length_size in
ff_rtp_send_h264_hevc()
avcodec/g723_1enc: Make min_err 64bit
avformat/rtmpproto_ Check tcurl and flashver length
avformat/rtmpproto: consider command line argument lengths
avformat/sctp: Check size in sctp_write()
avcodec/exr: Simple check for available channels
avcodec/exr: spelling
avformat/http: Fix off by 1 error
avformat/rtpdec_rfc4175: Fix memleak of sampling
avformat/rtpdec_rfc4175: Check dimensions
avformat/rtpdec_rfc4175: Only change PayloadContext on success
avcodec/utvideodec: Set B for the width= 1 case in
restore_median_planar_il()
update for 4.4.7
avformat/hls: Check seg size and offset for overflow
avformat/hls: fix double space
avcodec/mjpegdec: only test the size bound in sequential mjpeg
avfilter/vf_find_rect: Fix handling odd sized images
avformat/http: Check that the protocol of redirects is http or https
avfilter/scale_eval: Avoid undefined behavior with double to int cast
avfilter/scale_eval: Use 64bit for factor_w/h
avcodec/omx: Check extradata size and nFilledLen
avcodec/exr: use av_realloc_array()
swscale/utils: Avoid FF_ALLOC_TYPED_ARRAY() and use av_malloc_array()
directly
swscale/utils: Sanity check sizeFactor
avcodec/jpeg2000dec: Print bpno level when erroring out
avformat/mpegts: Check IOD_DESCRIPTOR len
avformat/mpegts: Check program_info_length
avcodec/dca_xll: Check get_rice_array()
vfilter/vf_find_rect: Clamp x/y min/max to valid values
avcodec/dca_xll: Clear padding in ff_dca_xll_parse()
avformat/hls: Check for integer overflow with #EXTINF:
avcodec/adpcm: Check input buffer size
avformat/yuv4mpegen: Sanity check input packet frame dimensions
avformat/img2enc: Check split planes packet size
avformat/mpegtsenc: Check remaining space in SDT
avformat/img2dec: Check avio_size() for failure
avcodec/vp9: Reallocate on resolution change which does not change
tile_cols
avformat/cafdec: Check nb_entries in read_info_chunk()
avcodec/exr: Handle axmax like bxmin in
04d7a6d3db56ea1a93908ff2d3d312e3fc40a58c
avcodec/bmp: fix indention
swscale/rgb2rgb_template: fix signed shift into sign bit
fftools/ffmpeg_opt: limit recursion of presets
avformat/http: allow adjusting the redirect limit
avformat/lrcdec: Check ss for finiteness
avformat/icodec: Check size
avcodec/cfhd: Add CFHDSegment enum and named identifiers
avcodec/cfhd: Check transform type before continuing
avcodec/exr: fix AVERROR typo
avcodec/flashsv: Check for input space before (re)allocating frame
avcodec/interplayacm: Check input for fill_block()
avcodec/imm5: Dont pass EAGAIN on as is
avformat/wtvdec: Check that language is fully read
avcodec/h264_parser: Check pts for overflow
swresample/resample_template: add casts to avoid undefined overflows
avcodec/golomb: Fix get_ur_golomb_jpegls() with esclen = 0
avcodec/exr: check tile_attr.x/ySize
avformat/segafilm: dont read uninitialized value
avformat/dhav: Check avio_seek() return
avcodec/vp3: Sanity check cropping
avformat/matroskadec: Check that end_time_ns >= start_time_ns
avformat/vividas: Reset n_audio_subpackets on error
avutil/eval: Check depth of AVExpr
avfilter/vf_convolution: Handle corner cases with small frames
avfilter/vf_convolution: Use avpriv_mirror
avformat/rtsp: Explicitly check protocol
avformat/rtsp: Pass blacklist
swscale/utils: initialize chroma when luma switched to cascade
swscale/output: Fixes integer overflow in yuv2planeX_8_c
avfilter/vf_scale: Fix integer overflow in config_props()
swscale/utils: Check *Inc
swscale/output: Fix integer overflow in alpha in yuv2rgba64_1_c_template()
avcodec/magicyuv: fix small median images
avformat/mlvdec: avoid uninitialized read in read_string()
avcodec/lcldec: Fixes uqvq overflow
swscale/output: fix integer overflows in chroma in
yuv2rgba64_X_c_template()
avutil/timecode: Check for integer overflow in
av_timecode_init_from_components()
avcodec/exr: Check input space before reverse_lut()
avcodec/dvdsub_parser: Fix buf_size check
avutil/samplefmt: Dont claim that av_get_sample_fmt_string checks
sample_fmt
avcodec/escape130: Initialize old_y_avg
avformat/rtpdec_qdm2: Check block_size
avcodec/svq1dec: Check input space for minimum
avformat/mov: check extradata in mov_read_dops()
avcodec/tdsc: Check tile_size
avcodec/tdsc: Better input size check
avcodec/tdsc: Check jpeg size
avformat/rtpdec_jpeg: check qtable_len
avcodec/notchlc: Check 255 loops
avcodec/tdsc: remove double stride adjustment
avcodec/wmaenc: Fix missing padding in extradata
avcodec/h264_refs: Clear stale pointers from ref_list
avcodec/h264: recompute per-slice direct mode state for every slice
avcodec/rasc: fix heap use-after-free in decode_move()
avcodec/zmbv: reject XOR data that overruns the decompression buffer
libavformat/xwma: fix overflow in seek position
avformat/avidec: check LIST size in avi_load_index()
swscale/swscale_unscaled: adjust last line copy
avcodec/alsdec: do not set nbits invalidly
Changelog: update for recent backports
Muhammad Faiz (1):
avfilter/avf_showcqt: fix unbounded index when copying to fft_data
Nicholas Carlini (2):
avcodec/h264_slice: reject slice_num >= 0xFFFF
avformat/mpegts: fix descriptor accounting across multiple IOD descriptors
Oliver Chang (1):
avcodec/qdm2: fix heap-use-after-free in qdm2_decode_frame
Paul Adenot (1):
avcodec/vp9: Rollback dimensions when format is rejected
Priyanshu Thapliyal (4):
avcodec/alsdec: fix abs(INT_MIN) UB in read_diff_float_data()
avcodec/alsdec: fix mantissa unpacking in compressed Part A path
avcodec/alsdec: propagate read_diff_float_data() errors in
read_frame_data()
avcodec/alsdec: preserve full float value in zero-truncated samples
Ramiro Polla (1):
avcodec/mjpegdec: fix segfault on extern_huff and no extradata
Sankalpa Sarkar (1):
avformat: check avio_read() return values in dss/dtshd/mlv
Steven Liu (1):
avformat/dashdec: check value valid after read value from mpd xml
Ted Meyer (4):
Fix overflow in STSD parser
avformat/mov: do not allocate out-of-range buffers
avformat/mov: Handle integer overflow in MOV parser
avformat/mov: Check read size for opus extradata
Timo Rothenpieler (7):
forgejo: backport CI to release/4.4
forgejo: apply needed CI changes for 4.4
all: apply linter fixes
tools/check_arm_indent: skip empty glob
avformat/img2dec: reject input images too big to fit into a single packet
forgejo: backport CI job names
avcodec/notchlc: zero-initialize history buffer
Vann Harl (1):
configure: bump CONFIG_THIS_YEAR to 2026
Weidong Wang (1):
avcodec/xxan: zero-initialize y_buffer
Zhao Zhili (2):
avutil/common: cast GET_BYTE/GET_16BIT returned value
aarch64/hpeldsp_neon: fix out-of-bounds read
depthfirst-dev[bot] (8):
avformat/rtspdec: reject non-positive ANNOUNCE Content-Length
avformat/cafdec: fix negative index use in read_seek
avformat/rtpdec_latm: avoid integer overflow in LATM length parsing
avformat/rtsp: Fix out-of-bounds read in SDP parser when control_url is
empty
avformat/rtmpproto: validate compressed SWF header length
fftools/ffmpeg_opt: validate stream index in negative map handling
avformat/rtpdec_mpeg4: reject zero-length AU header sections
avformat/avidec: validate INFO list size before parsing
marcos ashton (2):
avutil/bswap: fix implicit conversion warning in av_bswap64
libavfilter/vf_v360: fix operator precedence in stereo loop condition
veygax (1):
avcodec/exr: use tile dimensions in pxr24 UINT case
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