Vulnerability Details : CVE-2017-7863
FFmpeg before 2017-02-04 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame_common function in libavcodec/pngdec.c.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2017-7863
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7863
0.42%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 71 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7863
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-7863
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7863
-
https://lists.debian.org/debian-lts-announce/2019/02/msg00005.html
[SECURITY] [DLA 1654-1] libav security updateThird Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=546
546 - ffmpeg: Heap-buffer-overflow in decode_frame_common - oss-fuzz - MonorailThird Party Advisory;VDB Entry
-
https://github.com/FFmpeg/FFmpeg/commit/e477f09d0b3619f3d29173b2cd593e17e2d1978e
avcodec/pngdec: Check trns more completely · FFmpeg/FFmpeg@e477f09 · GitHubPatch;Third Party Advisory
-
http://www.securityfocus.com/bid/97675
FFmpeg CVE-2017-7863 Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
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