CVE-2023-3269

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

11/07/2023

Last modified:

07/11/2023

Description

A vulnerability exists in the memory management subsystem of the Linux kernel. The lock handling for accessing and updating virtual memory areas (VMAs) is incorrect, leading to use-after-free problems. This issue can be successfully exploited to execute arbitrary kernel code, escalate containers, and gain root privileges.

Impact

Vector 3.x

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	6.1 (including)	6.1.37 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.3.11 (excluding)
cpe:2.3:o:linux:linux_kernel:6.4:-::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc4::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc5::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc6::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc7::::::
cpe:2.3:o:fedoraproject:fedora:37:::::::*
cpe:2.3:o:fedoraproject:fedora:38:::::::*
cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*

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::::::::	6.1 (including)	6.1.37 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.3.11 (excluding)
cpe:2.3:o:linux:linux_kernel:6.4:-::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc4::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc5::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc6::::::
cpe:2.3:o:linux:linux_kernel:6.4:rc7::::::
cpe:2.3:o:fedoraproject:fedora:37:::::::*
cpe:2.3:o:fedoraproject:fedora:38:::::::*
cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*

CVE-2023-3269

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools