CVE-2014-9628 — The MP4_ReadBox_String function in modules/demux/mp4/libmp4.c in VideoLAN VLC media player before 2.1.6 allows remote attackers to trigger an unintended zero-size malloc and conduct buffer overflow attacks, and consequently execute arbitrary code, via a box size of 7

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HIGH

The MP4_ReadBox_String function in modules/demux/mp4/libmp4.c in VideoLAN VLC media player before 2.1.6 allows remote attackers to trigger an unintended zero-size malloc and conduct buffer overflow attacks, and consequently execute arbitrary code, via a box size of 7

Published Jan 24, 2020

7.8

HIGH

CVSS 3.1

EPSS 2.16%

Description

The MP4_ReadBox_String function in modules/demux/mp4/libmp4.c in VideoLAN VLC media player before 2.1.6 allows remote attackers to trigger an unintended zero-size malloc and conduct buffer overflow attacks, and consequently execute arbitrary code, via a box size of 7.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.16% 0.02162

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.02162

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	2.16% (0.02162)	81.56th	v5 (v2026.06.15)
Jun 15, 2026	2.16% (0.02162)	79.79th	v5 (v2026.06.15)
Mar 17, 2025	1.77% (0.01769)	81.40th	v4 (v2025.03.14)
Dec 12, 2024	1.07% (0.01071)	84.88th	v3 (v2023.03.01)
Apr 9, 2024	1.07% (0.01071)	83.97th	v3 (v2023.03.01)
Mar 7, 2023	1.07% (0.01071)	81.96th	v3 (v2023.03.01)
Mar 6, 2023	4.84% (0.04836)	89.32th	v2 (v2022.01.01)
Apr 1, 2022	4.84% (0.04836)	88.28th	v2 (v2022.01.01)
Feb 4, 2022	4.84% (0.04836)	74.71th	v2 (v2022.01.01)

Weaknesses (1)

CWE-120

Classic Buffer Overflow

References (3)

http://openwall.com/lists/oss-security/2015/01/20/5
x_refsource_MISCMailing ListPatchThird Party Advisory
https://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39
x_refsource_MISCPatchThird Party Advisory
https://www.videolan.org/security/sa1501.html
x_refsource_CONFIRMVendor Advisory

Link	Providers	Tags
http://openwall.com/lists/oss-security/2015/01/20/5		x_refsource_MISCMailing ListPatchThird Party Advisory
https://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39		x_refsource_MISCPatchThird Party Advisory
https://www.videolan.org/security/sa1501.html		x_refsource_CONFIRMVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jan 24, 2020

Updated Aug 6, 2024

Reserved Jan 20, 2015

Link CVE-2014-9628

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2014-9628

Red Hat

Severity n/a

Public date n/a

Links CVE-2014-9628