7.8
CVSSv3

CVE-2023-52440

Published: 21/02/2024 Updated: 28/05/2024
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 0

Vulnerability Summary

This vulnerability allows remote malicious users to execute arbitrary code on affected installations of Linux Kernel. Authentication is not required to exploit this vulnerability, but only systems with ksmbd enabled are vulnerable. The specific flaw exists within the processing of session keys. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the kernel.

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linux linux kernel

Vendor Advisories

Check Point Reference: CPAI-2023-1664 Date Published: 7 May 2024 Severity: High ...

Mailing Lists

<!--X-Body-Begin--> <!--X-User-Header--> oss-sec mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> 5 Linux kernel ksmbd vulnerabilities <!--X-Subject-Header-End--> <!--X-Head-of-Message--> From: daniel &lt;sd () x17 eu&gt; ...