Apache NuttX RTOS up to 12.9.x inode fs_inoderemove null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apache NuttX RTOS up to 12.9.x. This impacts the function fs_inoderemove of the component inode. This manipulation causes null pointer dereference. This vulnerability is registered as CVE-2025-48768. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apache NuttX RTOS up to 12.9.x and classified as problematic. Affected by this vulnerability is the function fs_inoderemove of the component inode. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

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.

The advisory is shared at lists.apache.org. This vulnerability is known as CVE-2025-48768. The exploitation appears to be easy. Technical details are known, but no exploit is available.

Upgrading to version 12.10.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-0013). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: NuttX RTOS 12.10.0

Timelineinfo

12/31/2025 Advisory disclosed
12/31/2025 +0 days VulDB entry created
01/06/2026 +6 days VulDB entry last update

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2025-48768 (🔒)
GCVE (CVE): GCVE-0-2025-48768
GCVE (VulDB): GCVE-100-339205
EUVD: 🔒

Entryinfo

Created: 12/31/2025 15:37
Updated: 01/06/2026 15:47
Changes: 12/31/2025 15:37 (53), 01/01/2026 18:34 (1), 01/02/2026 01:48 (1), 01/06/2026 15:47 (11)
Complete: 🔍
Cache ID: 216::103

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