CESS-2023-21228 — Vulnetix

CESS-2023-21228 PUBLISHED CVSS 9.8 CRITICAL

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

Risk Scores

CVSS 3.1

9.8

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

Timeline

Dec 4, 2023 CVE Published

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