CVE-2020-13904 - log back

CVE-2020-13904 edited at 08 Jun 2020 20:05:52
Description
- A user-after-free via a crafted EXTINF duration in an m3u8 file has been found in ffmpeg <= 4.2.3, because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c
+ A use-after-free via a crafted EXTINF duration in an m3u8 file has been found in ffmpeg <= 4.2.3, because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c
CVE-2020-13904 edited at 08 Jun 2020 20:02:55
Severity
- Unknown
+ High
Remote
- Unknown
+ Remote
Type
- Unknown
+ Arbitrary code execution
Description
+ A user-after-free via a crafted EXTINF duration in an m3u8 file has been found in ffmpeg <= 4.2.3, because parse_playlist in libavformat/hls.c frees a pointer, and later that pointer is accessed in av_probe_input_format3 in libavformat/format.c
References
+ https://trac.ffmpeg.org/ticket/8673
+ https://patchwork.ffmpeg.org/project/ffmpeg/patch/20200529033905.41926-1-lq@chinaffmpeg.org/
Notes
CVE-2020-13904 created at 08 Jun 2020 20:01:52