UBUNTU-CVE-2022-20422
In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. 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-237540956References: Upstream kernel
02 / AFFECTED SOFTWARE
Affected packages
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03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. 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-237540956References: Upstream kernel
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/af483947d472eccb79e42059276c4deed76f99a6
- https://source.android.com/docs/security/bulletin/2022-10-01
- https://ubuntu.com/security/CVE-2022-20422
- https://ubuntu.com/security/notices/USN-5727-1
- https://ubuntu.com/security/notices/USN-5727-2
- https://ubuntu.com/security/notices/USN-5728-1
- https://ubuntu.com/security/notices/USN-5728-2
- https://ubuntu.com/security/notices/USN-5728-3
- https://ubuntu.com/security/notices/USN-5729-1
- https://ubuntu.com/security/notices/USN-5729-2
- https://ubuntu.com/security/notices/USN-5774-1
- https://ubuntu.com/security/notices/USN-6739-1
- https://www.cve.org/CVERecord?id=CVE-2022-20422