CVE-2023-21263

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

In OSMMapPMRGeneric of pmr_os.c, there is a possible out of bounds write due to an uncaught exception. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Dec 4, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-21263: Critical severity, CVSS 9.8 | Vulnix