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There is a heap-based buffer overflow in the function hpel_motion in mpegvideo_motion.c in libav 12.1. A crafted input can lead to a remote denial of service attack.
1 affected package
libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| libav | Not in release | Not in release | Not in release | Not in release | Not in release |
libav before 12.1 is vulnerable to an invalid read of size 1 due to NULL pointer dereferencing in the nsv_read_chunk function in libavformat/nsvdec.c.
2 affected packages
ffmpeg, libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| ffmpeg | Not affected | Not affected | Not affected | Not affected | Not affected |
| libav | Not in release | Not in release | Not in release | Not in release | Not in release |
FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.
2 affected packages
ffmpeg, libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| ffmpeg | — | — | — | — | — |
| libav | — | — | — | — | — |
Some fixes available 2 of 3
FFmpeg before 2017-01-24 has an out-of-bounds write caused by a heap-based buffer overflow related to the ipvideo_decode_block_opcode_0xA function in libavcodec/interplayvideo.c and the avcodec_align_dimensions2 function...
2 affected packages
ffmpeg, libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| ffmpeg | Not affected | Not affected | Not affected | Not affected | Not affected |
| libav | Not in release | Not in release | Not in release | Not in release | Not in release |
FFmpeg before 2017-02-04 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame_common function in libavcodec/pngdec.c.
2 affected packages
ffmpeg, libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| ffmpeg | — | — | — | — | Not affected |
| libav | — | — | — | — | Not in release |
FFmpeg before 2017-02-07 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame function in libavcodec/pictordec.c.
2 affected packages
ffmpeg, libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| ffmpeg | — | — | — | — | Not affected |
| libav | — | — | — | — | Not in release |
The decode_residual function in libavcodec in libav 9.21 allows remote attackers to cause a denial of service (buffer over-read) or obtain sensitive information from process memory via a crafted h264 video file.
2 affected packages
libav, ffmpeg
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| libav | Not in release | Not in release | Not in release | Not in release | Not in release |
| ffmpeg | Not affected | Not affected | Not affected | Not affected | Not affected |
The ff_h2645_extract_rbsp function in libavcodec in libav 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read) or obtain sensitive information from process memory via a crafted h264 video file.
2 affected packages
ffmpeg, libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| ffmpeg | Not affected | Not affected | Not affected | Not affected | Not affected |
| libav | Not in release | Not in release | Not in release | Not in release | Not in release |
Libavcodec in FFmpeg before 0.11 allows remote attackers to execute arbitrary code via a crafted WMV file.
4 affected packages
libav, ffmpeg, ffmpeg-extra, libav-extra
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| libav | — | — | — | — | — |
| ffmpeg | — | — | — | — | — |
| ffmpeg-extra | — | — | — | — | — |
| libav-extra | — | — | — | — | — |
libavcodec/ituh263dec.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.
1 affected package
libav
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| libav | — | — | — | — | Not in release |