CVE-2022-26373 : Security Advisory and Response

This article provides detailed information about CVE-2022-26373, a vulnerability related to non-transparent sharing of return predictor targets in some Intel(R) Processors.

Understanding CVE-2022-26373

CVE-2022-26373 involves the non-transparent sharing of return predictor targets between contexts in certain Intel(R) Processors, potentially leading to information disclosure through local access.

What is CVE-2022-26373?

CVE-2022-26373 is a security vulnerability that may allow an authorized user to enable information disclosure by exploiting the sharing of return predictor targets in specific Intel(R) Processors.

The Impact of CVE-2022-26373

This vulnerability could be exploited by an attacker with local access to the affected system to potentially disclose sensitive information, posing a risk to data security and privacy.

Technical Details of CVE-2022-26373

CVE-2022-26373 can be further understood through the following technical details:

Vulnerability Description

The vulnerability arises from the non-transparent sharing of return predictor targets in certain Intel(R) Processors, enabling an authorized user to disclose information through local access.

Affected Systems and Versions

The vulnerability affects Intel(R) Processors, with specific versions mentioned in the references. Users are advised to check the provided references for detailed version information.

Exploitation Mechanism

To exploit CVE-2022-26373, an attacker needs local access to the system, leveraging the non-transparent sharing of return predictor targets to potentially disclose sensitive data.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-26373, it is essential to take the following steps:

Immediate Steps to Take

Regularly monitor official security advisories from Intel and other relevant sources.
Implement patches or updates provided by the vendor to address the vulnerability.
Restrict unauthorized access to critical systems to prevent exploitation of the vulnerability.

Long-Term Security Practices

Ensure all systems are regularly updated with the latest security patches.
Conduct security training for users to raise awareness about potential vulnerabilities and best practices for secure computing.

Patching and Updates

Refer to the provided references for patching and update information specific to Intel(R) Processors affected by CVE-2022-26373.