Severity
7.3
High severity
Details
- CVSS score
- 7.3
- CVSS vector
- CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Overview
About vulnerability
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.Details
- Affected product:
- Oracle Linux 7 ELS , Ubuntu 20.04 ELS
- Affected packages:
- linux-meta @ 5.4.0 (+3 more)
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| Oracle Linux 7 UEK 6 | Released |
112 kernels
|
| Oracle Linux 8 UEK 6 | Released |
149 kernels
|
| Oracle Linux 8 UEK 7 | In Progress | — |
| Oracle Linux 9 UEK 7 | In Progress | — |
| Ubuntu 22.04 | Planned | — |
| Ubuntu 24.04 | Planned | — |