CVE-2023-38427

CVSS 3.1 Score 9.8 of 10 (high)

Details

Published Jul 18, 2023
Updated: Nov 17, 2023
CWE ID 125
CWE ID 191

Summary

CVE-2023-38427 is a vulnerability affecting Linux kernels prior to version 6.3.8. In the file fs/smb/server/smb2pdu.c of the ksmbd component, there is an integer underflow and out-of-bounds read issue in the function deassemble_neg_contexts. This vulnerability could potentially be exploited to execute arbitrary code, leading to serious security consequences. Attackers could exploit this vulnerability by sending specially crafted SMB (Server Message Block) packets to the affected system, resulting in a potential code injection attack. The Linux community strongly recommends updating to a patched kernel version as soon as possible to mitigate this risk.

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