CVE-2023-21102 — Improper Check for Unusual or Exceptional Conditions in Google Android
Severity
7.8HIGHNVD
OSV4.7
EPSS
0.0%
top 99.68%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMay 15
Latest updateJun 8
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
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages6 packages
🔴Vulnerability Details
6OSV▶
linux, linux-aws, linux-azure, linux-azure-5.19, linux-kvm, linux-lowlatency, linux-raspi vulnerabilities↗2023-05-16
📋Vendor Advisories
8Microsoft▶
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 ↗2023-05-09