CVE-2022-21127 Information disclosure in Intel(R) Processors

What is CVE-2022-21127?

CVE-2022-21127 is a medium-severity vulnerability in Debian Debian Linux, published on 15 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.

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.

Weakness: CWE-459

Which versions are affected by CVE-2022-21127?

It affects 5 products.

Products include Debian Debian Linux, Intel Sgx Dcap, Intel Sgx Psw, Intel Sgx Sdk, Xen Xen.

How do I fix CVE-2022-21127?

Apply the vendor's patch.

Is CVE-2022-21127 being exploited?

There is no known exploitation of CVE-2022-21127 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-21127, GHSA-q9qj-gqmf-73c2, UBUNTU-CVE-2022-21127.