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
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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-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 |
References
| Link | Providers |
|---|---|
| https://source.android.com/security/bulletin/2022-04-01 |
|
History
No history.
Status: PUBLISHED
Assigner: google_android
Published:
Updated: 2024-08-04T02:20:33.250Z
Reserved: 2021-08-23T00:00:00.000Z
Link: CVE-2021-39802
No data.
Status : Modified
Published: 2022-04-12T17:15:08.413
Modified: 2024-11-21T06:20:15.953
Link: CVE-2021-39802
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD