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).
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Oracle Corporation / Oracle LinuxOracle Linux: 6 – Oracle Linux: 6
- Oracle Corporation / Oracle LinuxOracle Linux: 7 – Oracle Linux: 7
- Oracle Corporation / Oracle LinuxOracle Linux: 8 – Oracle Linux: 8
- Oracle Corporation / Oracle VMOracle VM: 3 – Oracle VM: 3
Updated 29m ago · 8 sources