Vulnerability Details : CVE-2020-22046
A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the avpriv_float_dsp_allocl function in libavutil/float_dsp.c.
Vulnerability category: Denial of service
Products affected by CVE-2020-22046
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-22046
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 40 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-22046
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2020-22046
-
The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-22046
-
https://trac.ffmpeg.org/ticket/8294
#8294 (memory leaks in avpriv_float_dsp_alloc()) – FFmpegExploit;Issue Tracking;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html
[SECURITY] [DLA 2818-1] ffmpeg security updateMailing List;Third Party Advisory
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