Medium severity · published Feb 15, 2017
CVE-2016-8676
The get_vlc2 function in get_bits.h in Libav 11.9 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted mp3 file
5.5
CVSS
1.7%
EPSS
No
On KEV
Description
The get_vlc2 function in get_bits.h in Libav 11.9 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted mp3 file. NOTE: this issue exists due to an incomplete fix for CVE-2016-8675.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libav · Libav
through 11.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8676
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8676
Mailing List
http://www.openwall.com/lists/oss-security/2016/10/16/13
Mailing List
http://www.openwall.com/lists/oss-security/2016/12/04/3
Third Party Advisory
http://www.securityfocus.com/bid/93468
Patch
https://blogs.gentoo.org/ago/2016/09/07/libav-null-pointer-dereference-in-get_vlc2_get_bits_h/
Third Party Advisory
https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/
More from Libav
9.8
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
8.8
CVE-2014-4609
Integer overflow in the get_len function in libavutil/lzo.c in Libav before 0.8.13, 9.x before 9.14, and 10.x before 10.2 allows remote attackers to execute arbitrary code via a…
8.8
CVE-2019-9719
A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srt_to_ass in…
8.8
CVE-2018-5766
In Libav through 12.2, there is an invalid memcpy in the av_packet_ref function of libavcodec/avpacket.c
8.8
CVE-2018-5684
In Libav through 12.2, there is an invalid memcpy call in the ff_mov_read_stsd_entries function of libavformat/mov.c