CVE-2025-65834: shotcut Buffer Overflow (CVSS 9.8)

Description

Meltytech Shotcut 25.10.31 is vulnerable to Buffer Overflow. A memory access violation occurs when processing MLT project files with manipulated width and height parameters. By setting these values to extremely large numbers, the application attempts to allocate excessive memory during image processing, triggering a buffer overflow in the mlt_image_fill_white function.

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CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-120 CWE-120

Affected Products

Vendor	Product	Versions
meltytech	shotcut	All

References

Other References

https://bytescan.net/CVE/cve-2025-65834.html https://sourceforge.net/projects/shotcut/files/v25.10.31/shotcut-macos-25.10.31.dmg/download

Frequently Asked Questions

What is CVE-2025-65834? +

Meltytech Shotcut 25.10.31 is vulnerable to Buffer Overflow. A memory access violation occurs when processing MLT project files with manipulated width and height parameters. By setting these values to extremely large numbers, the application attempts to allocate excessive memory during image processing, triggering a buffer overflow in the mlt_image_fill_white function. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-65834? +

CVE-2025-65834 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-65834? +

CVE-2025-65834 affects products from meltytech, specifically: shotcut. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-65834? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-65834