What is CVE-2025-48768?

CVE-2025-48768 is a medium-severity vulnerability in Apache Nuttx, classified under Release of Invalid Pointer or Reference. CVSS score: 6.5/10. Published 2026-01-01.

How severe is CVE-2025-48768?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Apache Nuttx

CVE-2025-48768

Release of Invalid Pointer or Reference vulnerability was discovered in fs/inode/fs_inoderemove code of the Apache NuttX RTOS that allowed root filesystem inode removal leading to a debug assert trigger (that is disabled by default), NULL pointer dereference (handled differently depending on the target architecture), or in general, a Denial of Service. This issue affects Apache NuttX RTOS: from 10.0.0 before 12.10.0. Users of filesystem based services with write access that were exposed over the network (i.e. FTP) are affected and recommended to upgrade to version 12.10.0 that fixes the issue.

EPSS: 0.008 (51.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Apache Nuttx
Apache Software Foundation Nuttx Rtos — versions 10.0.0

Weakness classification (CWE)

CWE-763 — Release of Invalid Pointer or Reference

References

security@apache.org (patch, Issue Tracking)
security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2025-48768?: CVE-2025-48768 is a medium-severity vulnerability in Apache Nuttx, classified under Release of Invalid Pointer or Reference. CVSS score: 6.5/10. Published 2026-01-01.
How severe is CVE-2025-48768?: Medium severity. CVSS v3 base score is 6.5 out of 10.