Vulnerability Details : CVE-2017-9994
libavcodec/webp.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1 does not ensure that pix_fmt is set, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted file, related to the vp8_decode_mb_row_no_filter and pred8x8_128_dc_8_c functions.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2017-9994
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9994
0.74%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9994
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-9994
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9994
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1435
1435 - ffmpeg: Crash in pred8x8_128_dc_8_c - oss-fuzz - MonorailIssue Tracking;Third Party Advisory
-
http://www.securityfocus.com/bid/99317
FFmpeg CVE-2017-9994 Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
[SECURITY] [DLA 1630-1] libav security updateMailing List;Third Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1434
1434 - ffmpeg: Heap-buffer-overflow in vp8_decode_mb_row_no_filter - oss-fuzz - MonorailIssue Tracking;Third Party Advisory
-
https://github.com/FFmpeg/FFmpeg/commit/6b5d3fb26fb4be48e4966e4b1d97c2165538d4ef
avcodec/webp: Always set pix_fmt · FFmpeg/FFmpeg@6b5d3fb · GitHubIssue Tracking;Patch;Third Party Advisory
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