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CVE-2022-21499

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CVE-2022-21499

Published: Jun 9, 2022

Modified: Sep 24, 2024

PUBLISHED

CVSS v3.1

6.7

MEDIUM

Description

KGDB and KDB allow read and write access to kernel memory, and thus should be restricted during lockdown. An attacker with access to a serial port could trigger the debugger so it is important that the debugger respect the lockdown mode when/if it is triggered. CVSS 3.1 Base Score 6.7 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

VendorProductVersions

Oracle Corporation

Oracle Linux

affected
Oracle Linux: 6
affected
Oracle Linux: 7
affected
Oracle Linux: 8

Oracle Corporation

Oracle VM

affected
Oracle VM: 3

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

DSA-5161
vendor-advisory
x_refsource_DEBIAN

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