7.8
HIGH
CVE-2021-0884
"PowerVR Android Integer Overflow allows Local Privilege Escalation"
Description

In PVRSRVBridgePhysmemImportSparseDmaBuf 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-270393454

INFO

Published Date :

April 19, 2023, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 5:43 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-0884 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Google android
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-0884.

URL Resource
https://source.android.com/security/bulletin/2023-04-01 Vendor Advisory
https://source.android.com/security/bulletin/2023-04-01 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-0884 vulnerability anywhere in the article.

  • Google Online Security Blog
Google & Arm - Raising The Bar on GPU Security

Posted by Xuan Xing, Eugene Rodionov, Jon Bottarini, Adam Bacchus - Android Red Team; Amit Chaudhary, Lyndon Fawcett, Joseph Artgole - Arm Product Security Team Who cares about GPUs? You, me, and the ... Read more

Published Date: Sep 24, 2024 (2 months, 4 weeks ago)
  • Google Online Security Blog
Google & Arm - Raising The Bar on GPU Security

Posted by Xuan Xing, Eugene Rodionov, Jon Bottarini, Adam Bacchus - Android Red Team; Amit Chaudhary, Lyndon Fawcett, Joseph Artgole - Arm Product Security Team Who cares about GPUs? You, me, and the ... Read more

Published Date: Sep 24, 2024 (2 months, 4 weeks ago)

The following table lists the changes that have been made to the CVE-2021-0884 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://source.android.com/security/bulletin/2023-04-01
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Apr. 27, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://source.android.com/security/bulletin/2023-04-01 No Types Assigned https://source.android.com/security/bulletin/2023-04-01 Vendor Advisory
    Added CWE NIST CWE-190
    Added CPE Configuration OR *cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-0884 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-0884 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.07572

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability