Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2023-6536

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
07/02/2024
Last modified:
04/11/2025

Description

A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver, causing kernel panic and a denial of service.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
6.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.0 (including) 5.4.268 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.5 (including) 5.10.209 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.11 (including) 5.15.148 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.16 (including) 6.1.75 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.2 (including) 6.6.14 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.7 (including) 6.7.2 (excluding)
cpe:2.3:a:redhat:codeready_linux_builder_eus:8.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:9.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus_for_power_little_endian_eus:8.6_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:8.6_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_arm64_eus:9.2_aarch64:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools