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CVE-2021-39802

UNKNOWN
Published 2022-04-12T16:11:45
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No CVSS data available

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

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-pw5p-gx3j-x3xv

Advisory Details

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

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-39802
WEB https://source.android.com/security/bulletin/2022-04-01

Advisory provided by GitHub Security Advisory Database. Published: April 13, 2022, Modified: April 19, 2022

References

https://source.android.com/security/bulletin/2022-04-01
Published: 2022-04-12T16:11:45
Last Modified: 2024-08-04T02:20:33.250Z
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