Samsung Exynos Wi-Fi Interface ioctl out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.53

Summaryinfo

A vulnerability was found in Samsung Exynos and classified as critical. This affects the function ioctl of the component Wi-Fi Interface. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2026-33960. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Samsung Exynos (the affected version is unknown). This vulnerability affects the function ioctl of the component Wi-Fi Interface. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:

An issue was discovered in Samsung Mobile Processor and Wearable Processor Exynos 1330, 1380, 1480, 1580, 1680, W920, W930, and W1000. . A malformed ioctl command to the Wi-Fi interface device can lead to improper buffer size allocation, resulting in an out-of-bounds write and causing a denial of service (DoS).

The advisory is shared for download at semiconductor.samsung.com. This vulnerability was named CVE-2026-33960 since 03/24/2026. The exploitation appears to be easy. The attack needs to be approached locally. There are known technical details, 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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.2

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 2.8
CNA Vector (MITRE): 🔒

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
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

03/24/2026 CVE reserved
09/14/2026 +173 days Advisory disclosed
09/14/2026 +0 days VulDB entry created
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com

Advisory: semiconductor.samsung.com
Status: Not defined

CVE: CVE-2026-33960 (🔒)
GCVE (CVE): GCVE-0-2026-33960
GCVE (VulDB): GCVE-100-403372

Entryinfo

Created: 09/14/2026 04:25
Changes: 09/14/2026 04:25 (61)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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