VDB-398301 · CVE-2026-85084 · EUVD-2026-70295

Samsung TizenFX out-of-bounds write

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2	$0-$5k	0.95+

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Samsung TizenFX. This affects an unknown part. Performing a manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2026-85084. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability was found in Samsung TizenFX (affected version unknown). It has been classified as problematic. This affects an unknown functionality. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on integrity, and availability. The summary by CVE is:

Out-of-bounds Write and Improper Validation of Array Index vulnerability in Samsung Open Source TizenFX Samsung/TizenFX allows Overflow Buffers.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-85084 since 09/03/2026. The exploitability is told to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

Applying the patch a74b5e5dd6796f939af8dd90f77a7d9962d67df1 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-70295). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Samsung

Name

TizenFX

License

commercial

Website

Vendor: https://www.samsung.com/
Product: https://github.com/Samsung/TizenFX/

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.3
CNA Vector (samsung.tv_appliance): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: a74b5e5dd6796f939af8dd90f77a7d9962d67df1

Timelineinfo

09/02/2026 VulDB entry created
09/03/2026 +0 days Advisory disclosed
09/03/2026 +0 days CVE reserved
09/03/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com
Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-85084 (🔒)
GCVE (CVE): GCVE-0-2026-85084
GCVE (VulDB): GCVE-100-398301
EUVD: 🔒

Entryinfo

Created: 09/03/2026 01:41
Updated: 09/03/2026 03:24
Changes: 09/03/2026 01:41 (62), 09/03/2026 03:24 (1)
Complete: 🔍
Cache ID: 216::103

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