Vulnerability Details : CVE-2017-9051
libav before 12.1 is vulnerable to an invalid read of size 1 due to NULL pointer dereferencing in the nsv_read_chunk function in libavformat/nsvdec.c.
Products affected by CVE-2017-9051
- cpe:2.3:a:libav:libav:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9051
0.33%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9051
| 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-2017-9051
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9051
-
http://www.securityfocus.com/bid/98548
Libav 'libavformat/nsvdec.c' NULL Pointer Dereference Denial of Service Vulnerability
-
https://bugzilla.libav.org/show_bug.cgi?id=1039
Bug 1039 – Null pointer dereference in nsvdec.cIssue Tracking
-
https://github.com/libav/libav/commit/fe6eea99efac66839052af547426518efd970b24
nsvdec: don't ignore the return value of av_get_packet() · libav/libav@fe6eea9 · GitHubIssue Tracking;Patch;Third Party Advisory
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