Vulnerability Details : CVE-2016-7477
The ff_put_pixels8_xy2_mmx function in rnd_template.c in Libav 11.7 allows remote attackers to cause a denial of service (invalid memory access and crash) via a crafted mp3 file. NOTE: this issue was originally reported as involving a NULL pointer dereference.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2016-7477
- cpe:2.3:a:libav:libav:11.7:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-7477
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-7477
| 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 | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2016-7477
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-7477
-
http://www.securityfocus.com/bid/93042
Libav 'ff_put_pixels8_xy2_mmx()' Function NULL Pointer Dereference Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://blogs.gentoo.org/ago/2016/09/20/libav-null-pointer-dereference-in-ff_put_pixels8_xy2_mmx-rnd_template-c/
libav: invalid memory access in ff_put_pixels8_xy2_mmx (rnd_template.c) | agostino's blogThird Party Advisory;VDB Entry
-
http://www.openwall.com/lists/oss-security/2016/09/21/6
oss-security - Re: libav: NULL pointer dereference in ff_put_pixels8_xy2_mmx (rnd_template.c)Mailing List;Third Party Advisory
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