CVE-2022-21125
MEDIUMCVSS 5.5/10EPSS 6.45%
Last modified
CVE-2022-21125 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Incomplete cleanup of microarchitectural fill buffers on some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.. EPSS estimates a 6.45% chance of exploitation in the next 30 days.
Description
Incomplete cleanup of microarchitectural fill buffers on some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | All versions |
| Fedoraproject | Fedora | 35 |
| Fedoraproject | Fedora | 36 |
| Intel | Sgx Dcap | < 1.14.100.3 |
| Intel | Sgx Psw | < 2.16.100.3 |
| Intel | Sgx Psw | < 2.17.100.3 |
| Intel | Sgx Sdk | < 2.16.100.3 |
| Intel | Sgx Sdk | < 2.17.100.3 |
| Vmware | Esxi | 7.0 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
References
- http://www.openwall.com/lists/oss-security/2022/06/16/1Mailing List, Patch, Third Party Advisory
- http://xenbits.xen.org/xsa/advisory-404.htmlPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202208-23Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220624-0008/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5173Third Party Advisory
- https://www.debian.org/security/2022/dsa-5178Third Party Advisory
- https://www.debian.org/security/2022/dsa-5184Third Party Advisory
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.htmlPatch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2022/06/16/1Mailing List, Patch, Third Party Advisory
- http://xenbits.xen.org/xsa/advisory-404.htmlPatch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202208-23Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220624-0008/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5173Third Party Advisory
- https://www.debian.org/security/2022/dsa-5178Third Party Advisory
- https://www.debian.org/security/2022/dsa-5184Third Party Advisory
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-21125?
Incomplete cleanup of microarchitectural fill buffers on some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
How severe is CVE-2022-21125?
CVE-2022-21125 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 6.45% probability of exploitation in the next 30 days.
How do I fix CVE-2022-21125?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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