7.8
HIGH
CVE-2023-48421
Mali GPU Out-of-Bounds Write Privilege Escalation
Description

In gpu_pixel_handle_buffer_liveness_update_ioctl of private/google-modules/gpu/mali_kbase/platform/pixel/pixel_gpu_slc.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

INFO

Published Date :

Dec. 8, 2023, 4:15 p.m.

Last Modified :

Nov. 21, 2024, 8:31 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2023-48421 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-2023-48421.

URL Resource
https://source.android.com/security/bulletin/pixel/2023-12-01 Vendor Advisory
https://source.android.com/security/bulletin/pixel/2023-12-01 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-2023-48421 vulnerability anywhere in the article.

  • The Hacker News
Google's Shift to Rust Programming Cuts Android Memory Vulnerabilities by 52%

Secure Coding / Mobile Security Google has revealed that its transition to memory-safe languages such as Rust as part of its secure-by-design approach has led to the percentage of memory-safe vulnerab ... Read more

Published Date: Sep 25, 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)
  • 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-2023-48421 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/pixel/2023-12-01
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 12, 2024

    Action Type Old Value New Value
    Changed Description In gpu_pixel_handle_buffer_liveness_update_ioctl of private/google-modules/gpu/mali_kbase/platform/pixel/pixel_gpu_slc.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. In gpu_pixel_handle_buffer_liveness_update_ioctl of private/google-modules/gpu/mali_kbase/platform/pixel/pixel_gpu_slc.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
  • Initial Analysis by [email protected]

    Dec. 13, 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/pixel/2023-12-01 No Types Assigned https://source.android.com/security/bulletin/pixel/2023-12-01 Vendor Advisory
    Added CWE NIST CWE-787
    Added CPE Configuration OR *cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
  • CVE Received by [email protected]

    Dec. 08, 2023

    Action Type Old Value New Value
    Added Description In gpu_pixel_handle_buffer_liveness_update_ioctl of private/google-modules/gpu/mali_kbase/platform/pixel/pixel_gpu_slc.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
    Added Reference Google Devices https://source.android.com/security/bulletin/pixel/2023-12-01 [No types assigned]
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-2023-48421 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-2023-48421 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

0.05780

percentile

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