CVE-2023-33952
MediumA double-free vulnerability was found in handling vmw_buffer_object objects in the vmwgfx driver in the Linux kernel. This issue occurs due to the lack of validating the existence of an object prior to performing further free operations on the object, which may allow a local privileged user to escalate privileges and execute code in the context of the kernel.
CVSS 3.1 score
6.7
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-415CVE-2023-33952 is classified as CWE-415
See CWE-415 on MITRE CWE for full details on this weakness type.
References
The following references provide additional information about CVE-2023-33952 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Third Party Advisory
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Third Party Advisory
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Third Party Advisory
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Third Party Advisory
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PatchKernel patch commithttps://bugzilla.redhat.com/show_bug.cgi?id=2218212
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PatchKernel patch commithttps://www.zerodayinitiative.com/advisories/ZDI-CAN-20292
Frequently asked questions
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What is CVE-2023-33952?
CVE-2023-33952 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10 . CVE-2023-33952 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2023-33952?
CVE-2023-33952 has a CVSS score of 6.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2023-33952?
No patch is currently available for CVE-2023-33952. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2023-33952 actively exploited?
No — CVE-2023-33952 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.