CVE-2023-20938

Published Feb 28, 2023 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-25106 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
Ubuntu USN Ubuntu USN USN-5917-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5934-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5939-1 Linux kernel (GCP) vulnerabilities
Ubuntu USN Ubuntu USN USN-5940-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-5951-1 Linux kernel (IBM) vulnerabilities
Ubuntu USN Ubuntu USN USN-6000-1 Linux kernel (BlueField) vulnerabilities
Ubuntu USN Ubuntu USN USN-6080-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6085-1 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-6090-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6133-1 Linux kernel (Intel IoTG) vulnerabilities
Ubuntu USN Ubuntu USN USN-6134-1 Linux kernel (Intel IoTG) vulnerabilities
History
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
google_android
Published
Updated
Aug 2, 2024, 9:21 AM
Reserved
Nov 3, 2022, 12:00 AM
Status
Modified
Published
Feb 28, 2023, 5:15 PM
Modified
Jun 17, 2026, 5:31 AM