What’s Vulnerable › Vulnerabilities

CVE-2014-9627

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-01-24 · updated 2026-06-17
• Weakness: CWE-704

Description

The MP4_ReadBox_String function in modules/demux/mp4/libmp4.c in VideoLAN VLC media player before 2.1.6 performs an incorrect cast operation from a 64-bit integer to a 32-bit integer, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a large box size.

Affected products

• VideoLAN VLC: before 2.1.6 — fixed in 2.1.6

How to fix

Upgrade to a fixed version: VideoLAN VLC 2.1.6. Check the vendor advisory for mitigations.

References

• http://openwall.com/lists/oss-security/2015/01/20/5
• https://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39
• https://www.videolan.org/security/sa1501.html
• http://openwall.com/lists/oss-security/2015/01/20/5
• https://github.com/videolan/vlc/commit/2e7c7091a61aa5d07e7997b393d821e91f593c39
• https://www.videolan.org/security/sa1501.html

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