CVE-2023-20928 - Vulnerability Details - OpenCVE

In binder_vma_close of binder.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-254837884References: Upstream kernel

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00071.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Google	Android

Configuration 1 [-]

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2023-25096	In binder_vma_close of binder.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-254837884References: Upstream kernel
Ubuntu USN	USN-5853-1	Linux kernel vulnerabilities
Ubuntu USN	USN-5874-1	Linux kernel vulnerabilities
Ubuntu USN	USN-5875-1	Linux kernel (GKE) vulnerabilities
Ubuntu USN	USN-5909-1	Linux kernel (Azure CVM) vulnerabilities
Ubuntu USN	USN-5918-1	Linux kernel (BlueField) vulnerabilities

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Security-Issues.html
https://source.android.com/security/bulletin/2023-01-01

History

Wed, 02 Apr 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: google_android

Published: 2023-01-24T00:00:00.000Z

Updated: 2025-04-02T14:42:10.278Z

Reserved: 2022-11-03T00:00:00.000Z

Link: CVE-2023-20928

Vulnrichment

Updated: 2024-08-02T09:21:33.801Z

NVD

Status : Modified

Published: 2023-01-26T21:18:11.977

Modified: 2025-04-02T15:15:53.320

Link: CVE-2023-20928

Redhat

No data.

OpenCVE Enrichment

No data.

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