Vulnerability Details : CVE-2017-14632
Xiph.Org libvorbis 1.3.5 allows Remote Code Execution upon freeing uninitialized memory in the function vorbis_analysis_headerout() in info.c when vi->channels<=0, a similar issue to Mozilla bug 550184.
Vulnerability category: OverflowExecute code
Products affected by CVE-2017-14632
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
- cpe:2.3:a:xiph.org:libvorbis:1.3.5:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-14632
6.51%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-14632
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:3.1/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-2017-14632
-
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-2017-14632
-
https://gitlab.xiph.org/xiph/vorbis/issues/2328
(CVE-2017-14632)call oggpack_writeclear() with uninitialized stack var opb in function vorbis_analysis_headerout() when vi->channels<=0 in libvorbis 1.3.5 (#2328) · Issues · Xiph.Org / Vorbis · GitLabVendor Advisory
-
https://lists.debian.org/debian-lts-announce/2018/04/msg00033.html
[SECURITY] [DLA 1368-1] libvorbis security updateThird Party Advisory
-
https://www.debian.org/security/2018/dsa-4113
Debian -- Security Information -- DSA-4113-1 libvorbisThird Party Advisory
-
https://usn.ubuntu.com/3569-1/
USN-3569-1: libvorbis vulnerabilities | Ubuntu security noticesThird Party Advisory
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