CVE-2023-21102

Public Exploit

Description

In __efi_rt_asm_wrapper of efi-rt-wrapper.S, there is a possible bypass of shadow stack protection due to a logic error in the code. 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-260821414References: Upstream kernel

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.01%
Vendor Advisory android.com
Affected: n/a Android
Published at:
Updated at:

References

Link Tags
https://source.android.com/security/bulletin/2023-05-01 vendor advisory exploit

Frequently Asked Questions

What is the severity of CVE-2023-21102?
CVE-2023-21102 has been scored as a high severity vulnerability.
How to fix CVE-2023-21102?
To fix CVE-2023-21102, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21102 being actively exploited in the wild?
It is possible that CVE-2023-21102 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21102?
CVE-2023-21102 affects n/a Android.
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