9.8
CVSSv3

CVE-2023-21216

Published: 04/12/2023 Updated: 22/12/2023
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 0

Vulnerability Summary

In PMRChangeSparseMemOSMem of physmem_osmem_linux.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability Trend

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Vendor Advisories

LTS-114 is being updated in the LTS channel to 11405735350 (Platform Version: 15437900) for most ChromeOS devices Want to know more about Long Term Support? Click hereThis update contains multiple Security fixes, including:[1494565]     High  CVE-2023-6509 Use after free in Side Panel Se ...
ChromeOS M119 StableThe Stable channel is being updated to OS version: 15633440 Browser version: 11906045158 for most ChromeOS devicesIf you find new issues, please let us know one of the following waysFile a bugVisit our ChromeOS communitiesGeneral: Chromebook Help CommunityBeta Specific: ChromeOS Beta Help Comm ...