VideoLAN VLC Media Player up to 3.0.23 Picture Buffer Allocation src/misc/picture.c AllocatePicture integer overflow

Summaryinfo

A vulnerability was found in VideoLAN VLC Media Player up to 3.0.23. It has been classified as critical. This impacts the function AllocatePicture of the file src/misc/picture.c of the component Picture Buffer Allocation. This manipulation causes integer overflow. This vulnerability is tracked as CVE-2026-56711. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in VideoLAN VLC Media Player up to 3.0.23. Affected by this vulnerability is the function AllocatePicture of the file src/misc/picture.c of the component Picture Buffer Allocation. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

VLC media player versions 3.0.0 through 3.0.23 contain a memory-safety vulnerability reachable when processing crafted media. Exploitation requires user interaction and may result in application termination or code execution with the privileges of the VLC process.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-56711 since 06/22/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 3.0.24 eliminates this vulnerability.

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Productinfo

Type

• Multimedia Player Software

Vendor

• VideoLAN

Name

• VLC Media Player

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 3.0.16
• 3.0.17
• 3.0.18
• 3.0.19
• 3.0.20
• 3.0.21
• 3.0.22
• 3.0.23

License

• open-source

Website

• Vendor: https://www.videolan.org/

CPE 2.3info

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