vulnerability
Rocky Linux: CVE-2023-21102: kernel-rt (RLSA-2023-5091)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | May 15, 2023 | Mar 5, 2024 | Mar 31, 2026 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
May 15, 2023
Added
Mar 5, 2024
Modified
Mar 31, 2026
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
Solutions
rocky-upgrade-kernel-rtrocky-upgrade-kernel-rt-corerocky-upgrade-kernel-rt-debugrocky-upgrade-kernel-rt-debug-corerocky-upgrade-kernel-rt-debug-debuginforocky-upgrade-kernel-rt-debug-develrocky-upgrade-kernel-rt-debug-kvmrocky-upgrade-kernel-rt-debug-modulesrocky-upgrade-kernel-rt-debug-modules-corerocky-upgrade-kernel-rt-debug-modules-extrarocky-upgrade-kernel-rt-debuginforocky-upgrade-kernel-rt-develrocky-upgrade-kernel-rt-kvmrocky-upgrade-kernel-rt-modulesrocky-upgrade-kernel-rt-modules-corerocky-upgrade-kernel-rt-modules-extra
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.