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Debian Security Bug TrackerDEBIANCVE:CVE-2023-21264

HistoryAug 14, 2023 - 9:15 p.m.

CVE-2023-21264

2023-08-1421:15:11

Debian Security Bug Tracker

security-tracker.debian.org

cve-2023-21264

mem_protect.c

local privilege escalation

hypervisor memory

memory access check

wrong place

system execution privileges

6.7 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

JSON

In multiple functions of mem_protect.c, there is a possible way to access hypervisor memory due to a memory access check in the wrong place. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux<= 6.1.76-1linux_6.1.76-1_all.deb
Debian11alllinux< 5.10.209-2linux_5.10.209-2_all.deb
Debian10alllinux< 4.19.249-2linux_4.19.249-2_all.deb
Debian999alllinux< 6.3.7-1linux_6.3.7-1_all.deb
Debian13alllinux< 6.3.7-1linux_6.3.7-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	<= 6.1.76-1	linux_6.1.76-1_all.deb
Debian	11	all	linux	< 5.10.209-2	linux_5.10.209-2_all.deb
Debian	10	all	linux	< 4.19.249-2	linux_4.19.249-2_all.deb
Debian	999	all	linux	< 6.3.7-1	linux_6.3.7-1_all.deb
Debian	13	all	linux	< 6.3.7-1	linux_6.3.7-1_all.deb