CVE-2021-0871
CVSS V2 None
CVSS V3 High 7.8
Description
In PVRSRVBridgePMRPDumpSymbolicAddr of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-238921253
Overview
- CVE ID
- CVE-2021-0871
- Assigner
- security@android.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-09-13T20:15:08
- Last Modified Date
- 2022-09-16T18:36:28
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:google:android:-:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://source.android.com/security/bulletin/2022-09-01 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-0871 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0871 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-09-13 21:00:07 | Added to TrackCVE |