Vulnerability · Published Nov 13, 2024 · Assigned by intel
CVE-2024-21853
Medium 4.7
In plain English
A medium-severity security flaw in 4th and 5th Generation Intel(R) Xeon(R) Processors. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.7Medium
Exploit odds (30 days)0.2%top 86.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | intel-ucode | 20241112-r0 | ALPINE-CVE-2024-21853 |
| Alpine:v3.21 | intel-ucode | 20241112-r0 | ALPINE-CVE-2024-21853 |
| Alpine:v3.22 | intel-ucode | 20241112-r0 | ALPINE-CVE-2024-21853 |
| Alpine:v3.23 | intel-ucode | 20241112-r0 | ALPINE-CVE-2024-21853 |
| Alpine:v3.24 | intel-ucode | 20241112-r0 | ALPINE-CVE-2024-21853 |
| Debian:12 | intel-microcode | 3.20241112.1~deb12u1 | DEBIAN-CVE-2024-21853 |
| Debian:13 | intel-microcode | 3.20241112.1 | DEBIAN-CVE-2024-21853 |
| Debian:14 | intel-microcode | 3.20241112.1 | DEBIAN-CVE-2024-21853 |
| Ubuntu:22.04:LTS | intel-microcode | 3.20241112.0ubuntu0.22.04.1 | USN-7149-1 |
| Ubuntu:22.04:LTS | intel-microcode | 3.20241112.0ubuntu0.22.04.1 | UBUNTU-CVE-2024-21853 |
| Ubuntu:24.04:LTS | intel-microcode | 3.20241112.0ubuntu0.24.04.1 | UBUNTU-CVE-2024-21853 |
| Ubuntu:24.04:LTS | intel-microcode | 3.20241112.0ubuntu0.24.04.1 | USN-7149-1 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | 4th and 5th Generation Intel(R) Xeon(R) Processors | See references |
Weakness: CWE-1245 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H