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In Libav 12.3, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because srt_to_ass in libavcodec/srtdec.c has a complex format argument to sscanf.
3 affected packages
ffmpeg, qtwebengine-opensource-src, gst-libav1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ffmpeg | Not affected | Not affected | Not affected | Not affected |
| qtwebengine-opensource-src | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gst-libav1.0 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 1 of 4
In FFmpeg before 4.2, avcodec_open2 in libavcodec/utils.c allows a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer.
2 affected packages
libav, ffmpeg
| Package | 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 |
| ffmpeg | Not affected | Not affected | Not affected | Fixed |
An issue was discovered in Libav 12.3. Division by zero in range_decode_culshift in libavcodec/apedec.c allows remote attackers to cause a denial of service (application crash), as demonstrated by avconv.
1 affected package
libav
| Package | 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 |
In mpc8_read_header in libavformat/mpc8.c in Libav 12.3, an input file can result in an avio_seek infinite loop and hang, with 100% CPU consumption. Attackers could leverage this vulnerability to cause a denial of service via a...
1 affected package
libav
| Package | 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 |
An issue was discovered in Libav 12.3. An access violation allows remote attackers to cause a denial of service (application crash), as demonstrated by avconv. This is related to ff_mpa_synth_filter_float...
1 affected package
libav
| Package | 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 |
In Libav 12.3, there is an infinite loop in the function wv_read_block_header() in the file wvdec.c.
1 affected package
libav
| Package | 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 |
An issue was discovered in Libav 12.3. There is an infinite loop in the function mov_probe in the file libavformat/mov.c, related to offset and tag.
1 affected package
libav
| Package | 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 |
Some fixes available 1 of 2
The export function in libavfilter/vf_signature.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (out-of-array access) or possibly have unspecified other impact via a long filename.
2 affected packages
ffmpeg, libav
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ffmpeg | — | — | — | Fixed |
| libav | — | — | — | Not in release |
Some fixes available 1 of 40
The svg_probe function in libavformat/img2dec.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (Infinite Loop) via a crafted XML file.
7 affected packages
gst-libav1.0, mplayer, mythtv, oxide-qt, libav...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| gst-libav1.0 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| mplayer | Not affected | Not affected | Not affected | Not affected |
| mythtv | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| oxide-qt | Not in release | Not in release | Not in release | Not in release |
| libav | Not in release | Not in release | Not in release | Not in release |
| ffmpeg | Not affected | Not affected | Not affected | Fixed |
| vlc | Not affected | Not affected | Not affected | Not affected |
The decode_plane function in libavcodec/utvideodec.c in FFmpeg through 3.4.2 allows remote attackers to cause a denial of service (out of array read) via a crafted AVI file.
2 affected packages
ffmpeg, libav
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| ffmpeg | — | — | — | Not affected |
| libav | — | — | — | Not in release |