Description
In change_pte_range of mprotect.c , there is a possible way to make a shared mmap writable due to a permissions bypass. 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-213339151References: Upstream kernel
Published: 2022-04-12
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-26159 In change_pte_range of mprotect.c , there is a possible way to make a shared mmap writable due to a permissions bypass. 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-213339151References: Upstream kernel
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published:

Updated: 2024-08-04T02:20:33.250Z

Reserved: 2021-08-23T00:00:00.000Z

Link: CVE-2021-39802

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-04-12T17:15:08.413

Modified: 2024-11-21T06:20:15.953

Link: CVE-2021-39802

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses