What’s Vulnerable › Vulnerabilities

CVE-2023-47359

• Severity: critical (CVSS 9.8 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: yes
• Published: 2023-11-07 · updated 2026-06-17
• Weakness: CWE-787

Description

Videolan VLC prior to version 3.0.20 contains an incorrect offset read that leads to a Heap-Based Buffer Overflow in function GetPacket() and results in a memory corruption.

Affected products

• VideoLAN VLC: before 3.0.20 — fixed in 3.0.20

How to fix

Upgrade to a fixed version: VideoLAN VLC 3.0.20. Check the vendor advisory for mitigations.

References

• https://0xariana.github.io/blog/real_bugs/vlc/mms
• https://lists.debian.org/debian-lts-announce/2023/11/msg00034.html
• https://0xariana.github.io/blog/real_bugs/vlc/mms
• https://lists.debian.org/debian-lts-announce/2023/11/msg00034.html

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