CVE-2024-40921

Updated on 12 Jul 2024

Severity

5.5 Medium severity

Details

CVSS score
5.5

Overview

About vulnerability

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mst: pass vlan group directly to br_mst_vlan_set_state Pass the already obtained vlan group pointer to br_mst_vlan_set_state() instead of dereferencing it again. Each caller has already correctly dereferenced it for their context. This change is required for the following suspicious RCU dereference fix. No functional changes intended.

Details

KernelCare state

Live-patch status from KernelCare for each operating system.

Operating system Status Covered kernels
AlmaLinux 8 Released
19 kernels
  • 4.18.0-425.10.1.el8_7
  • 4.18.0-425.13.1.el8_7
  • 4.18.0-425.19.2.el8_7
  • 4.18.0-425.3.1.el8
  • 4.18.0-477.10.1.el8_8
  • 4.18.0-477.13.1.el8_8
  • 4.18.0-477.15.1.el8_8
  • 4.18.0-477.21.1.el8_8
  • 4.18.0-477.27.1.el8_8
  • 4.18.0-477.27.2.el8_8
  • 4.18.0-513.11.1.el8_9
  • 4.18.0-513.18.1.el8_9
  • 4.18.0-513.18.2.el8_9
  • 4.18.0-513.24.1.el8_9
  • 4.18.0-513.5.1.el8_9
  • 4.18.0-513.9.1.el8_9
  • 4.18.0-553.5.1.el8_10
  • 4.18.0-553.8.1.el8_10
  • 4.18.0-553.el8_10
AlmaLinux 9 Released
24 kernels
  • 5.14.0-162.12.1.el9_1
  • 5.14.0-162.18.1.el9_1
  • 5.14.0-162.22.2.el9_1
  • 5.14.0-162.23.1.el9_1
  • 5.14.0-162.6.1.el9_1
  • 5.14.0-284.11.1.el9_2
  • 5.14.0-284.18.1.el9_2
  • 5.14.0-284.25.1.el9_2
  • 5.14.0-284.30.1.el9_2
  • 5.14.0-362.13.1.el9_3
  • 5.14.0-362.18.1.el9_3
  • 5.14.0-362.24.1.el9_3
  • 5.14.0-362.24.2.el9_3
  • 5.14.0-362.8.1.el9_3
  • 5.14.0-427.13.1.el9_4
  • 5.14.0-427.16.1.el9_4
  • 5.14.0-427.18.1.el9_4
  • 5.14.0-427.20.1.el9_4
  • 5.14.0-427.22.1.el9_4
  • 5.14.0-427.24.1.el9_4
  • 5.14.0-427.26.1.el9_4
  • 5.14.0-427.28.1.el9_4
  • 5.14.0-427.31.1.el9_4
  • 5.14.0-427.33.1.el9_4
Amazon Linux 2023 Planned
CloudLinux OS 7h Released
30 kernels
  • 4.18.0-425.10.1.lve.el7h
  • 4.18.0-425.13.1.lve.el7h
  • 4.18.0-425.19.2.lve.el7h
  • 4.18.0-425.3.1.lve.1.el7h
  • 4.18.0-425.3.1.lve.2.el7h
  • 4.18.0-425.3.1.lve.3.el7h
  • 4.18.0-425.3.1.lve.el7h
  • 4.18.0-477.10.1.lve.1.el7h
  • 4.18.0-477.13.1.lve.1.el7h
  • 4.18.0-477.13.1.lve.el7h
  • 4.18.0-477.15.1.lve.1.el7h
  • 4.18.0-477.15.1.lve.2.el7h
  • 4.18.0-477.21.1.lve.1.el7h
  • 4.18.0-477.21.1.lve.el7h
  • 4.18.0-477.27.1.lve.el7h
  • 4.18.0-477.27.2.lve.el7h
  • 4.18.0-513.11.1.lve.1.el7h
  • 4.18.0-513.11.1.lve.el7h
  • 4.18.0-513.18.1.lve.1.el7h
  • 4.18.0-513.18.1.lve.2.el7h
  • 4.18.0-513.18.1.lve.el7h
  • 4.18.0-513.24.1.lve.1.el7h
  • 4.18.0-513.24.1.lve.2.el7h
  • 4.18.0-513.24.1.lve.el7h
  • 4.18.0-513.5.1.lve.el7h
  • 4.18.0-513.9.1.lve.el7h
  • 4.18.0-553.5.1.lve.1.el7h
  • 4.18.0-553.5.1.lve.el7h
  • 4.18.0-553.8.1.lve.el7h
  • 4.18.0-553.lve.el7h
CloudLinux OS 8 Released
29 kernels
  • 4.18.0-425.10.1.lve.el8
  • 4.18.0-425.13.1.lve.el8
  • 4.18.0-425.19.2.lve.el8
  • 4.18.0-425.3.1.lve.1.el8
  • 4.18.0-425.3.1.lve.2.el8
  • 4.18.0-425.3.1.lve.3.el8
  • 4.18.0-425.3.1.lve.el8
  • 4.18.0-477.10.1.lve.el8
  • 4.18.0-477.13.1.lve.1.el8
  • 4.18.0-477.13.1.lve.el8
  • 4.18.0-477.15.1.lve.2.el8
  • 4.18.0-477.21.1.lve.1.el8
  • 4.18.0-477.21.1.lve.el8
  • 4.18.0-477.27.1.lve.el8
  • 4.18.0-477.27.2.lve.el8
  • 4.18.0-513.11.1.lve.el8
  • 4.18.0-513.18.1.lve.1.el8
  • 4.18.0-513.18.1.lve.2.el8
  • 4.18.0-513.18.1.lve.el8
  • 4.18.0-513.24.1.lve.1.el8
  • 4.18.0-513.24.1.lve.2.el8
  • 4.18.0-513.24.1.lve.el8
  • 4.18.0-513.5.1.lve.el8
  • 4.18.0-513.9.1.lve.el8
  • 4.18.0-544.lve.el8
  • 4.18.0-553.5.1.lve.1.el8
  • 4.18.0-553.5.1.lve.el8
  • 4.18.0-553.8.1.lve.el8
  • 4.18.0-553.lve.el8
Debian 12 Planned
RHEL 8 Released
17 kernels
  • 4.18.0-425.10.1.el8_7
  • 4.18.0-425.13.1.el8_7
  • 4.18.0-425.19.2.el8_7
  • 4.18.0-425.3.1.el8
  • 4.18.0-477.10.1.el8_8
  • 4.18.0-477.13.1.el8_8
  • 4.18.0-477.15.1.el8_8
  • 4.18.0-477.21.1.el8_8
  • 4.18.0-477.27.1.el8_8
  • 4.18.0-513.11.1.el8_9
  • 4.18.0-513.18.1.el8_9
  • 4.18.0-513.24.1.el8_9
  • 4.18.0-513.5.1.el8_9
  • 4.18.0-513.9.1.el8_9
  • 4.18.0-553.5.1.el8_10
  • 4.18.0-553.8.1.el8_10
  • 4.18.0-553.el8_10
RHEL 9 Released
23 kernels
  • 5.14.0-162.12.1.el9_1
  • 5.14.0-162.18.1.el9_1
  • 5.14.0-162.22.2.el9_1
  • 5.14.0-162.23.1.el9_1
  • 5.14.0-162.6.1.el9_1
  • 5.14.0-284.11.1.el9_2
  • 5.14.0-284.18.1.el9_2
  • 5.14.0-284.25.1.el9_2
  • 5.14.0-284.30.1.el9_2
  • 5.14.0-362.13.1.el9_3
  • 5.14.0-362.18.1.el9_3
  • 5.14.0-362.24.1.el9_3
  • 5.14.0-362.8.1.el9_3
  • 5.14.0-427.13.1.el9_4
  • 5.14.0-427.16.1.el9_4
  • 5.14.0-427.18.1.el9_4
  • 5.14.0-427.20.1.el9_4
  • 5.14.0-427.22.1.el9_4
  • 5.14.0-427.24.1.el9_4
  • 5.14.0-427.26.1.el9_4
  • 5.14.0-427.28.1.el9_4
  • 5.14.0-427.31.1.el9_4
  • 5.14.0-427.33.1.el9_4
Rocky Linux 8 Released
18 kernels
  • 4.18.0-553.el8_10
  • 4.18.0-425.10.1.el8_7
  • 4.18.0-425.13.1.el8_7
  • 4.18.0-425.19.2.el8_7
  • 4.18.0-425.3.1.el8
  • 4.18.0-477.10.1.el8_8
  • 4.18.0-477.13.1.el8_8
  • 4.18.0-477.15.1.el8_8
  • 4.18.0-477.21.1.el8_8
  • 4.18.0-477.27.1.el8_8
  • 4.18.0-513.11.1.el8_9.0.1
  • 4.18.0-513.11.1.el8_9
  • 4.18.0-513.18.1.el8_9
  • 4.18.0-513.24.1.el8_9
  • 4.18.0-513.5.1.el8_9
  • 4.18.0-513.9.1.el8_9
  • 4.18.0-553.5.1.el8_10
  • 4.18.0-553.8.1.el8_10
Rocky Linux 9 Released
26 kernels
  • 5.14.0-162.12.1.el9_1.0.1
  • 5.14.0-162.12.1.el9_1.0.2
  • 5.14.0-162.18.1.el9_1
  • 5.14.0-162.22.2.el9_1
  • 5.14.0-162.23.1.el9_1
  • 5.14.0-162.6.1.el9_1.0.1
  • 5.14.0-162.6.1.el9_1
  • 5.14.0-284.30.1.el9_2
  • 5.14.0-362.13.1.el9_3
  • 5.14.0-362.18.1.el9_3.0.1
  • 5.14.0-362.18.1.el9_3
  • 5.14.0-362.24.1.el9_3.0.1
  • 5.14.0-362.24.1.el9_3
  • 5.14.0-362.8.1.el9_3
  • 5.14.0-427.16.1.el9_4
  • 5.14.0-427.18.1.el9_4
  • 5.14.0-427.20.1.el9_4.0.1
  • 5.14.0-427.20.1.el9_4
  • 5.14.0-427.22.1.el9_4
  • 5.14.0-427.24.1.el9_4
  • 5.14.0-427.26.1.el9_4
  • 5.14.0-427.28.1.el9_4
  • 5.14.0-427.31.1.el9_4
  • 5.14.0-427.33.1.el9_4
  • 5.14.0-284.11.1.el9_2
  • 5.14.0-427.13.1.el9_4
Ubuntu 24.04 Planned