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
Metrics
Affected Vendors & Products
References
Link | Providers |
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https://source.android.com/security/bulletin/2022-04-01 |
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History
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Status: PUBLISHED
Assigner: google_android
Published: 2022-04-12T16:11:45
Updated: 2024-08-04T02:20:33.250Z
Reserved: 2021-08-23T00:00:00
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.