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CVE-2023-33107

High CVSS 8.4 Known exploited

Published 2023-12-05 · last changed 2026-06-17 · added to CISA KEV 2023-12-05

This one is being exploited in the wild.

CISA added CVE-2023-33107 to the Known Exploited Vulnerabilities catalog on 2023-12-05. Federal agencies are required to remediate it on a deadline. If you have affected machines, this is the class of finding that moves ahead of the rest of the queue.

The fix

We hold no Microsoft remediation data for CVE-2023-33107, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

Memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call.

Sources

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H