CVE-2023-20928

Published Jan 24, 2023 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
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

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD 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 Ubuntu USN USN-5853-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5874-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5875-1 Linux kernel (GKE) vulnerabilities
Ubuntu USN Ubuntu USN USN-5909-1 Linux kernel (Azure CVM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5918-1 Linux kernel (BlueField) vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
google_android
Published
Updated
Apr 2, 2025, 2:42 PM
Reserved
Nov 3, 2022, 12:00 AM
Status
Modified
Published
Jan 26, 2023, 9:18 PM
Modified
Jun 17, 2026, 5:31 AM