In binder_transaction_buffer_release of binder.c, there is a possible use after free 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.Product: AndroidVersions: Android kernelAndroid ID: A-257685302References: Upstream kernel
History

Wed, 25 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published: 2023-02-28T00:00:00.000Z

Updated: 2024-08-02T09:21:33.455Z

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

Link: CVE-2023-20938

cve-icon Vulnrichment

Updated: 2024-08-02T09:21:33.455Z

cve-icon NVD

Status : Modified

Published: 2023-02-28T17:15:10.723

Modified: 2024-11-21T07:41:51.350

Link: CVE-2023-20938

cve-icon Redhat

No data.