A double-free vulnerability was found in the vmwgfx driver in the Linux kernel. The flaw exists within the handling of vmw_buffer_object objects. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. This flaw allows a local privileged user to escalate privileges and execute code in the context of the kernel.
CVE-2023-33952 - Medium Severity Vulnerability
Vulnerable Libraries - linux-yoctov5.4.51, linux-yoctov5.4.51, linux-yoctov5.4.51, linux-yoctov5.4.51, linux-yoctov5.4.51, linux-yoctov5.4.51
Vulnerability Details
A double-free vulnerability was found in the vmwgfx driver in the Linux kernel. The flaw exists within the handling of vmw_buffer_object objects. The issue results from the lack of validating the existence of an object prior to performing further free operations on the object. This flaw allows a local privileged user to escalate privileges and execute code in the context of the kernel.
Publish Date: 2023-07-24
URL: CVE-2023-33952
CVSS 3 Score Details (6.7)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: High - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://www.linuxkernelcves.com/cves/CVE-2023-33952
Release Date: 2023-07-24
Fix Resolution: v6.1.13,v6.2,v6.3-rc1,v6.4-rc1
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