CVE-2017-8312

Publication date 23 May 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Heap out-of-bound read in ParseJSS in VideoLAN VLC due to missing check of string length allows attackers to read heap uninitialized data via a crafted subtitles file.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
vlc	17.04 zesty	Fixed 2.2.4-14ubuntu2.1
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Fixed 2.2.2-5ubuntu0.16.04.3
	14.04 LTS trusty	Fixed 2.1.6-0ubuntu14.04.3

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
vlc	Upstream: http://git.videolan.org/?p=vlc.git;a=commit;h=611398fc8d32f3fe4331f60b220c52ba3557beaa

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.5 · Medium

Base metrics

Parameter	Value
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	High
Integrity impact	None
Availability impact	None

Scores

Parameter	Value
Base score	5.5 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

Other references

https://www.cve.org/CVERecord?id=CVE-2017-8312