MediaTek MT8796 Android 15.0 imgsys use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in MediaTek MT6897, MT6989, MT8196, MT8678, MT8766, MT8768, MT8786 and MT8796 Android 15.0. The affected element is an unknown function of the component imgsys. Such manipulation leads to use after free. This vulnerability is uniquely identified as CVE-2026-20414. Local access is required to approach this attack. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MediaTek MT6897, MT6989, MT8196, MT8678, MT8766, MT8768, MT8786 and MT8796 Android 15.0. Affected by this issue is an unknown code block of the component imgsys. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In imgsys, there is a possible escalation of privilege due to use after free. 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: ALPS10362999; Issue ID: MSV-5625.

The advisory is shared for download at corp.mediatek.com. This vulnerability is handled as CVE-2026-20414 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 the patch ALPS10362999 is able to eliminate this problem.

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

Productinfo

Type

Vendor

Name

Version

License

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

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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: Patch
Status: 🔍

0-Day Time: 🔒

Patch: ALPS10362999

Timelineinfo

11/03/2025 CVE reserved
02/02/2026 +91 days Advisory disclosed
02/02/2026 +0 days VulDB entry created
02/02/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: MSV-5625
Status: Confirmed

CVE: CVE-2026-20414 (🔒)
GCVE (CVE): GCVE-0-2026-20414
GCVE (VulDB): GCVE-100-343712

Entryinfo

Created: 02/02/2026 10:23
Changes: 02/02/2026 10:23 (57)
Complete: 🔍
Cache ID: 216::103

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