VDB-360944 · CVE-2026-20451 · GCVE-0-2026-20451

MediaTek MT8910 slbc type confusion

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in MediaTek MT2718, MT6899, MT6985, MT6989, MT6991, MT8115, MT8186, MT8188, MT8196, MT8365, MT8367, MT8370, MT8371, MT8390, MT8391, MT8395, MT8676, MT8678, MT8766, MT8768, MT8775, MT8781, MT8786, MT8788E, MT8791T, MT8792, MT8793, MT8796, MT8873, MT8883, MT8893 and MT8910. Affected by this issue is some unknown functionality of the component slbc. Such manipulation leads to type confusion. This vulnerability is traded as CVE-2026-20451. An attack has to be approached locally. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in MediaTek MT2718, MT6899, MT6985, MT6989, MT6991, MT8115, MT8186, MT8188, MT8196, MT8365, MT8367, MT8370, MT8371, MT8390, MT8391, MT8395, MT8676, MT8678, MT8766, MT8768, MT8775, MT8781, MT8786, MT8788E, MT8791T, MT8792, MT8793, MT8796, MT8873, MT8883, MT8893 and MT8910. It has been rated as problematic. Affected by this issue is an unknown part of the component slbc. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In slbc, there is a possible out of bounds write due to type confusion. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10828685; Issue ID: MSV-6504.

The advisory is shared for download at corp.mediatek.com. This vulnerability is handled as CVE-2026-20451 since 11/03/2025. The exploitation is known to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Chip Software

Vendor

MediaTek

Name

MT2718
MT6899
MT6985
MT6989
MT6991
MT8115
MT8186
MT8188
MT8196
MT8365
MT8367
MT8370
MT8371
MT8390
MT8391
MT8395
MT8676
MT8678
MT8766
MT8768
MT8775
MT8781
MT8786
MT8788E
MT8791T
MT8792
MT8793
MT8796
MT8873
MT8883
MT8893
MT8910

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: Type confusion
CWE: CWE-843
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

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: 🔒

Timelineinfo

11/03/2025 CVE reserved
05/04/2026 +181 days Advisory disclosed
05/04/2026 +0 days VulDB entry created
05/04/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: corp.mediatek.com
Status: Confirmed

CVE: CVE-2026-20451 (🔒)
GCVE (CVE): GCVE-0-2026-20451
GCVE (VulDB): GCVE-100-360944

Entryinfo

Created: 05/04/2026 09:07
Changes: 05/04/2026 09:07 (53)
Complete: 🔍
Cache ID: 216::103