CVE-2023-22436

EUVD-2023-26598
The kernel subsystem function check_permission_for_set_tokenid within OpenHarmony-v3.1.5 and prior versions has an 

UAF vulnerability which local attackers can exploit this vulnerability to escalate the privilege to root.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
OpenHarmonyCNA
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H