CVE-2024-21853
EPSS 0.03%
Description
Improper finite state machines (FSMs) in the hardware logic in some 4th and 5th Generation Intel(R) Xeon(R) Processors may allow an authorized user to potentially enable denial of service via local access.
How to fix CVE-2024-21853
To remediate CVE-2024-21853, upgrade the affected package to a fixed version below.
- Alpine/intel-ucode—upgrade to 20241112-r0 or later
- Debian/intel-microcode—upgrade to 3.20241112.1~deb11u1 or later
Is CVE-2024-21853 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 20241112-r0
- from 0, < 3.20241112.1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/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 |