CVE-2023-44466

Summary

CVE-2023-44466 is a newly disclosed vulnerability in the Linux kernel, specifically in the net/ceph/messenger_v2.c file. An integer signedness error exists within this code, leading to a buffer overflow when decoding untrusted lengths from TCP packets. This vulnerability can result in remote code execution, potentially through HELLO or AUTH frames in the Ceph messenger protocol. The affected Linux kernel versions prior to 6.4.5 are vulnerable to this issue.

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