CVE-2017-17670

high

Published 2017-12-15 · Modified 2026-05-13

CVSS v3

8.8

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

CVSS v2

6.8

VIR risk

8.8

Description

In VideoLAN VLC media player through 2.2.8, there is a type conversion vulnerability in modules/demux/mp4/libmp4.c in the MP4 demux module leading to a invalid free, because the type of a box may be changed between a read operation and a free operation.

Predictions

Exploit likelihood

92%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-17670

OS impact

OS	Version	Status	Fixed in
debian	9.0	affected
debian	bookworm	fixed	`3.0.0~rc2-1`
debian	bullseye	fixed	`3.0.0~rc2-1`
debian	forky	fixed	`3.0.0~rc2-1`
debian	sid	fixed	`3.0.0~rc2-1`
debian	trixie	fixed	`3.0.0~rc2-1`

Application impact

Vendor	Product	Versions	Fixed
videolan	vlc_media_player	`{"endIncluding":"2.2.8"}`

References

http://openwall.com/lists/oss-security/2017/12/15/1
http://www.securityfocus.com/bid/102214
http://www.securitytracker.com/id/1040938
https://www.debian.org/security/2018/dsa-4203
https://security-tracker.debian.org/tracker/CVE-2017-17670

CWEs

CWE-416

Verify integrity in audit chain (admin only). AS-IS.