CVE-2022-48943

Summary

CVE-2022-48943 is a vulnerability in the Linux kernel affecting various products, including those listed under Qtrc and ohMf categories. The issue arises from incorrect handling of asynchronous page faults, where a zero token value can lead to missed READY events, potentially causing tasks in the guest environment to become permanently blocked. Remediation involves applying patches referenced in the kernel's stable repository to correct the async pagefault logic. If exploited, this vulnerability poses a high severity risk with potential impacts on confidentiality, integrity, and availability of affected systems. The exploitability score is rated at 1.8 with a base severity of High (7.8), requiring low privileges and no user interaction for execution.

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