Back
CVE-2022-21166
Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to…
Medium5.5EPSS 6.5%
- Published
- Updated
- Reserved
- Assigned by
- intel
Description
Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 6.5% · top 6.2% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
- information disclosure
- CWE-459 Incomplete Cleanup (opens in a new tab)All about CWE-459 and its CVEs
Affected products
Intel(R) Processors
- affected See references
References (13)
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20220616 Xen Security Advisory 404 v2 (CVE-2022-21123,CVE-2022-21125,CVE-2022-21166) - x86: MMIO Stale Data vulnerabilities (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2022-391e24517d (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2022-177a008b98 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://security.netapp.com/advisory/ntap-20220624-0008/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2022-925fc688c1 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [debian-lts-announce] 20220701 [SECURITY] [DLA 3065-1] linux security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-5173 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-5178 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-5184 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- FEDORA-2022-2c9f8224f8 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- GLSA-202208-23 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-21166)Record last updated .