CVE-2022-21776 : In MDP, there is a possible use after free due to a race condition. This could l

In MDP, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06545450; Issue ID: ALPS06545450.

Published 2022-07-06 14:15:18

Updated 2022-07-13 16:27:00

Source MediaTek, Inc.

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2022-21776

Google » Android » Version: 11.0
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6580 » Version: N/A
When used together with: Mediatek » Mt6739 » Version: N/A
When used together with: Mediatek » Mt6761 » Version: N/A
When used together with: Mediatek » Mt6765 » Version: N/A
When used together with: Mediatek » Mt6768 » Version: N/A
When used together with: Mediatek » Mt6771 » Version: N/A
When used together with: Mediatek » Mt6779 » Version: N/A
When used together with: Mediatek » Mt6781 » Version: N/A
When used together with: Mediatek » Mt6785 » Version: N/A
When used together with: Mediatek » Mt6789 » Version: N/A
When used together with: Mediatek » Mt6833 » Version: N/A
When used together with: Mediatek » Mt6853 » Version: N/A
When used together with: Mediatek » Mt6873 » Version: N/A
When used together with: Mediatek » Mt6877 » Version: N/A
When used together with: Mediatek » Mt6879 » Version: N/A
When used together with: Mediatek » Mt6883 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6889 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A
When used together with: Mediatek » Mt6895 » Version: N/A
When used together with: Mediatek » Mt8163 » Version: N/A
When used together with: Mediatek » Mt8167 » Version: N/A
When used together with: Mediatek » Mt8167s » Version: N/A
When used together with: Mediatek » Mt8168 » Version: N/A
When used together with: Mediatek » Mt8173 » Version: N/A
When used together with: Mediatek » Mt8175 » Version: N/A
When used together with: Mediatek » Mt8183 » Version: N/A
When used together with: Mediatek » Mt8185 » Version: N/A
When used together with: Mediatek » Mt8321 » Version: N/A
When used together with: Mediatek » Mt8362a » Version: N/A
When used together with: Mediatek » Mt8365 » Version: N/A
When used together with: Mediatek » Mt8385 » Version: N/A
When used together with: Mediatek » Mt8666 » Version: N/A
When used together with: Mediatek » Mt8667 » Version: N/A
When used together with: Mediatek » Mt8675 » Version: N/A
When used together with: Mediatek » Mt8765 » Version: N/A
When used together with: Mediatek » Mt8766 » Version: N/A
When used together with: Mediatek » Mt8768 » Version: N/A
When used together with: Mediatek » Mt8786 » Version: N/A
When used together with: Mediatek » Mt8788 » Version: N/A
When used together with: Mediatek » Mt8791 » Version: N/A
When used together with: Mediatek » Mt8797 » Version: N/A
When used together with: Mediatek » Mt8798 » Version: N/A
Google » Android » Version: 12.0
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6580 » Version: N/A
When used together with: Mediatek » Mt6739 » Version: N/A
When used together with: Mediatek » Mt6761 » Version: N/A
When used together with: Mediatek » Mt6765 » Version: N/A
When used together with: Mediatek » Mt6768 » Version: N/A
When used together with: Mediatek » Mt6771 » Version: N/A
When used together with: Mediatek » Mt6779 » Version: N/A
When used together with: Mediatek » Mt6781 » Version: N/A
When used together with: Mediatek » Mt6785 » Version: N/A
When used together with: Mediatek » Mt6789 » Version: N/A
When used together with: Mediatek » Mt6833 » Version: N/A
When used together with: Mediatek » Mt6853 » Version: N/A
When used together with: Mediatek » Mt6873 » Version: N/A
When used together with: Mediatek » Mt6877 » Version: N/A
When used together with: Mediatek » Mt6879 » Version: N/A
When used together with: Mediatek » Mt6883 » Version: N/A
When used together with: Mediatek » Mt6885 » Version: N/A
When used together with: Mediatek » Mt6889 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A
When used together with: Mediatek » Mt6895 » Version: N/A
When used together with: Mediatek » Mt8163 » Version: N/A
When used together with: Mediatek » Mt8167 » Version: N/A
When used together with: Mediatek » Mt8167s » Version: N/A
When used together with: Mediatek » Mt8168 » Version: N/A
When used together with: Mediatek » Mt8173 » Version: N/A
When used together with: Mediatek » Mt8175 » Version: N/A
When used together with: Mediatek » Mt8183 » Version: N/A
When used together with: Mediatek » Mt8185 » Version: N/A
When used together with: Mediatek » Mt8321 » Version: N/A
When used together with: Mediatek » Mt8362a » Version: N/A
When used together with: Mediatek » Mt8365 » Version: N/A
When used together with: Mediatek » Mt8385 » Version: N/A
When used together with: Mediatek » Mt8666 » Version: N/A
When used together with: Mediatek » Mt8667 » Version: N/A
When used together with: Mediatek » Mt8675 » Version: N/A
When used together with: Mediatek » Mt8765 » Version: N/A
When used together with: Mediatek » Mt8766 » Version: N/A
When used together with: Mediatek » Mt8768 » Version: N/A
When used together with: Mediatek » Mt8786 » Version: N/A
When used together with: Mediatek » Mt8788 » Version: N/A
When used together with: Mediatek » Mt8791 » Version: N/A
When used together with: Mediatek » Mt8797 » Version: N/A
When used together with: Mediatek » Mt8798 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2022-21776

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-21776

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.4	MEDIUM	AV:L/AC:M/Au:N/C:P/I:P/A:P	3.4	6.4	NIST
Access Vector: Local Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
6.4	MEDIUM	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H	0.5	5.9	NIST
Attack Vector: Local Attack Complexity: High Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2022-21776

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-21776

https://corp.mediatek.com/product-security-bulletin/July-2022

July 2022
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2022-21776

Products affected by CVE-2022-21776

Exploit prediction scoring system (EPSS) score for CVE-2022-21776

CVSS scores for CVE-2022-21776

CWE ids for CVE-2022-21776

References for CVE-2022-21776