7.5
HIGH
CVE-2023-6536
Linux Kernel NVMe Driver NULL Pointer Dereference Denial of Service
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.

INFO

Published Date :

Feb. 7, 2024, 9:15 p.m.

Last Modified :

Nov. 21, 2024, 8:44 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2023-6536 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Redhat enterprise_linux
2 Redhat enterprise_linux_server_aus
3 Redhat enterprise_linux_server_tus
4 Redhat enterprise_linux_eus
5 Redhat virtualization_host
6 Redhat enterprise_linux_for_ibm_z_systems_eus
7 Redhat enterprise_linux_for_power_little_endian_eus
8 Redhat enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions
9 Redhat enterprise_linux_for_real_time
10 Redhat enterprise_linux_for_real_time_for_nfv
11 Redhat codeready_linux_builder_eus
12 Redhat codeready_linux_builder_eus_for_power_little_endian_eus
13 Redhat codeready_linux_builder_for_arm64_eus
14 Redhat codeready_linux_builder_for_ibm_z_systems_eus
15 Redhat enterprise_linux_for_arm_64_eus
1 Linux linux_kernel
1 Debian debian_linux
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-6536.

URL Resource
https://access.redhat.com/errata/RHSA-2024:0723 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0724 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0725 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0881 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0897 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:1248 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:2094 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:3810 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-6536 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2254052 Issue Tracking
https://access.redhat.com/errata/RHSA-2024:0723 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0724 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0725 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0881 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0897 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:1248 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:2094 Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:3810 Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-6536 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2254052 Issue Tracking
https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
https://security.netapp.com/advisory/ntap-20240415-0001/

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-6536 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-6536 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2024:0723
    Added Reference https://access.redhat.com/errata/RHSA-2024:0724
    Added Reference https://access.redhat.com/errata/RHSA-2024:0725
    Added Reference https://access.redhat.com/errata/RHSA-2024:0881
    Added Reference https://access.redhat.com/errata/RHSA-2024:0897
    Added Reference https://access.redhat.com/errata/RHSA-2024:1248
    Added Reference https://access.redhat.com/errata/RHSA-2024:2094
    Added Reference https://access.redhat.com/errata/RHSA-2024:3810
    Added Reference https://access.redhat.com/security/cve/CVE-2023-6536
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2254052
    Added Reference https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
    Added Reference https://security.netapp.com/advisory/ntap-20240415-0001/
  • CVE Modified by [email protected]

    Sep. 14, 2024

    Action Type Old Value New Value
    Removed Reference Red Hat, Inc. https://security.netapp.com/advisory/ntap-20240415-0001/
    Removed Reference Red Hat, Inc. https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
  • Modified Analysis by [email protected]

    Aug. 27, 2024

    Action Type Old Value New Value
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:0881 No Types Assigned https://access.redhat.com/errata/RHSA-2024:0881 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:0897 No Types Assigned https://access.redhat.com/errata/RHSA-2024:0897 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:1248 No Types Assigned https://access.redhat.com/errata/RHSA-2024:1248 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:2094 No Types Assigned https://access.redhat.com/errata/RHSA-2024:2094 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:3810 No Types Assigned https://access.redhat.com/errata/RHSA-2024:3810 Third Party Advisory
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html No Types Assigned https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html Mailing List, Third Party Advisory
    Changed Reference Type https://security.netapp.com/advisory/ntap-20240415-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20240415-0001/ Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.0 up to (excluding) 5.4.268 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.209 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.148 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.75 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.14 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.7.2
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jul. 08, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:2094 [No types assigned]
  • CVE Modified by [email protected]

    Jun. 25, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html [No types assigned]
  • CVE Modified by [email protected]

    Jun. 12, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:3810 [No types assigned]
  • CVE Modified by [email protected]

    May. 23, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 15, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://security.netapp.com/advisory/ntap-20240415-0001/ [No types assigned]
  • CVE Modified by [email protected]

    Mar. 12, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:1248 [No types assigned]
  • CVE Modified by [email protected]

    Feb. 20, 2024

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:0881 [No types assigned]
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:0897 [No types assigned]
  • Initial Analysis by [email protected]

    Feb. 15, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:0723 No Types Assigned https://access.redhat.com/errata/RHSA-2024:0723 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:0724 No Types Assigned https://access.redhat.com/errata/RHSA-2024:0724 Third Party Advisory
    Changed Reference Type https://access.redhat.com/errata/RHSA-2024:0725 No Types Assigned https://access.redhat.com/errata/RHSA-2024:0725 Third Party Advisory
    Changed Reference Type https://access.redhat.com/security/cve/CVE-2023-6536 No Types Assigned https://access.redhat.com/security/cve/CVE-2023-6536 Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2254052 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2254052 Issue Tracking
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *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:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_eus:8.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_eus:9.2:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:8.6_aarch64:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_arm_64_eus:9.2_aarch64:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.6_s390x:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:9.2_s390x:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.6_ppc64le:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:9.2_ppc64le:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_real_time:9.2:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:9.2:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_aus:9.2:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.6_ppc64le:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.2_ppc64le:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:* OR cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
  • CVE Received by [email protected]

    Feb. 07, 2024

    Action Type Old Value New Value
    Added 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.
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:0723 [No types assigned]
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:0724 [No types assigned]
    Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:0725 [No types assigned]
    Added Reference Red Hat, Inc. https://access.redhat.com/security/cve/CVE-2023-6536 [No types assigned]
    Added Reference Red Hat, Inc. https://bugzilla.redhat.com/show_bug.cgi?id=2254052 [No types assigned]
    Added CWE Red Hat, Inc. CWE-476
    Added CVSS V3.1 Red Hat, Inc. AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-6536 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-6536 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.12 }} 0.00%

score

0.45878

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability