CVE-2025-51824

MEDIUM

Published Aug 11, 2025 Modified Aug 14, 2025 CWE-120

Description

libcsp 2.0 is vulnerable to Buffer Overflow in the csp_usart_open() function at drivers/usart/zephyr.c.

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CVSS v3.1 Score

6.5

MEDIUM

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

Weakness Type (CWE)

CWE-120 CWE-120

Affected Products

Vendor	Product	Versions
libcsp	libcsp	All

References

Advisories & Patches

https://github.com/libcsp/libcsp/pull/853

Other References

https://github.com/libcsp/libcsp/issues/851

Frequently Asked Questions

What is CVE-2025-51824? +

libcsp 2.0 is vulnerable to Buffer Overflow in the csp_usart_open() function at drivers/usart/zephyr.c. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-51824? +

CVE-2025-51824 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-51824? +

CVE-2025-51824 affects products from libcsp, specifically: libcsp. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-51824? +

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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