Vulnerability Details : CVE-2017-9992
Heap-based buffer overflow in the decode_dds1 function in libavcodec/dfa.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 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted file.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2017-9992
- 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-2017-9992
0.99%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9992
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 | |
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2017-9992
-
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-2017-9992
-
http://www.securityfocus.com/bid/99319
FFmpeg CVE-2017-9992 Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
http://www.debian.org/security/2017/dsa-4012
Debian -- Security Information -- DSA-4012-1 libavThird Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1345
1345 - ffmpeg: Heap-buffer-overflow in decode_dds1 - oss-fuzz - MonorailIssue Tracking;Third Party Advisory
-
https://github.com/FFmpeg/FFmpeg/commit/f52fbf4f3ed02a7d872d8a102006f29b4421f360
avcodec/dfa: Fix off by 1 error · FFmpeg/FFmpeg@f52fbf4 · GitHubIssue Tracking;Patch;Third Party Advisory
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