Vulnerability · Published Jun 15, 2022 · Assigned by intel
CVE-2022-21127
Medium 5.5
In plain English
A medium-severity security flaw in Intel(R) Processors. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 5.5% (higher than 93% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)5.5%top 7.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Incomplete cleanup in specific special register read operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | xen | 0 | ALPINE-CVE-2022-21127 |
| Alpine:v3.21 | xen | 0 | ALPINE-CVE-2022-21127 |
| Alpine:v3.22 | xen | 0 | ALPINE-CVE-2022-21127 |
| Alpine:v3.23 | xen | 0 | ALPINE-CVE-2022-21127 |
| Alpine:v3.24 | xen | 0 | ALPINE-CVE-2022-21127 |
| Debian:12 | intel-microcode | 3.20220510.1 | DEBIAN-CVE-2022-21127 |
| Debian:13 | intel-microcode | 3.20220510.1 | DEBIAN-CVE-2022-21127 |
| Debian:14 | intel-microcode | 3.20220510.1 | DEBIAN-CVE-2022-21127 |
| Ubuntu:22.04:LTS | intel-microcode | 3.20220510.0ubuntu0.22.04.1 | UBUNTU-CVE-2022-21127 |
| Ubuntu:22.04:LTS | intel-microcode | 3.20220510.0ubuntu0.22.04.1 | USN-5486-1 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Intel(R) Processors | See references |
Weakness: CWE-459 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
References
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html x_refsource_MISC
- [oss-security] 20220616 Xen Security Advisory 404 v2 (CVE-2022-21123,CVE-2022-21125,CVE-2022-21166) - x86: MMIO Stale Data vulnerabilities mailing-list, x_refsource_MLIST
- https://security.netapp.com/advisory/ntap-20220624-0008/ x_refsource_CONFIRM
- DSA-5178 vendor-advisory, x_refsource_DEBIAN