CVE-2019-11811

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

07/05/2019

Last modified:

11/08/2023

Description

An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.00 HIGH
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.00

Severity 3.x

HIGH

Vector 2.0

AV:L/AC:M/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.90 MEDIUM
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

6.90

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	4.18 (including)	4.19.31 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.0.4 (excluding)
cpe:2.3:o:opensuse:leap:15.1:::::::*
cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_aus:7.6:::::::*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:::::::*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	4.18 (including)	4.19.31 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.0.4 (excluding)
cpe:2.3:o:opensuse:leap:15.1:::::::*
cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_aus:7.6:::::::*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:::::::*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:::::::*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:::::::*

CVE-2019-11811

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools