CVE-2021-0655 : In mdlactl driver, there is a possible memory corruption due to an incorrect bou

In mdlactl driver, there is a possible memory corruption due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05673424; Issue ID: ALPS05673424.

Published 2021-11-18 15:15:08

Updated 2022-06-28 14:11:45

Source Android (associated with Google Inc. or Open Handset Alliance)

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2021-0655

Google » Android » Version: 10.0
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6873 » Version: N/A
When used together with: Mediatek » Mt6875 » 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 » Mt6891 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A
Google » Android » Version: 11.0
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6873 » Version: N/A
When used together with: Mediatek » Mt6875 » 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 » Mt6891 » Version: N/A
When used together with: Mediatek » Mt6893 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-0655

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-2021-0655

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
6.7	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-0655

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-0655

https://corp.mediatek.com/product-security-bulletin/November-2021

November 2021
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2021-0655

Products affected by CVE-2021-0655

Exploit prediction scoring system (EPSS) score for CVE-2021-0655

CVSS scores for CVE-2021-0655

CWE ids for CVE-2021-0655

References for CVE-2021-0655