Samsung Mobile Processor Exynos NPU copy_ncp_header src_hdr null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Samsung Mobile Processor Exynos. This impacts the function copy_ncp_header of the component NPU. Performing a manipulation of the argument src_hdr results in null pointer dereference. This vulnerability is reported as CVE-2025-54331. No exploit exists.

Detailsinfo

A vulnerability was found in Samsung Mobile Processor Exynos (version now known). It has been classified as problematic. This affects the function copy_ncp_header of the component NPU. The manipulation of the argument src_hdr with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

An issue was discovered in NPU in Samsung Mobile Processor Exynos 1380 through July 2025. There is an Untrusted Pointer Dereference of src_hdr in the copy_ncp_header function.

The advisory is shared at semiconductor.samsung.com. This vulnerability is uniquely identified as CVE-2025-54331 since 07/20/2025. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.7
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/20/2025 CVE reserved
11/04/2025 +107 days Advisory disclosed
11/04/2025 +0 days VulDB entry created
11/08/2025 +4 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com

Advisory: semiconductor.samsung.com
Status: Confirmed

CVE: CVE-2025-54331 (🔒)
GCVE (CVE): GCVE-0-2025-54331
GCVE (VulDB): GCVE-100-331197

Entryinfo

Created: 11/04/2025 21:54
Updated: 11/08/2025 10:10
Changes: 11/04/2025 21:54 (54), 11/08/2025 10:10 (1)
Complete: 🔍
Cache ID: 216::103

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