CVE-2021-3752

A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:redhat:3scale:2.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time:7:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:7:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*

Configuration 11 (hide)

OR cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 12 (hide)

OR cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-02-16 19:15

Updated : 2023-11-09 14:44


NVD link : CVE-2021-3752

Mitre link : CVE-2021-3752

CVE.ORG link : CVE-2021-3752


JSON object : View

Products Affected

netapp

  • h500e_firmware
  • h300e
  • h410s
  • h700e
  • h410c
  • h700s_firmware
  • h700e_firmware
  • h300s_firmware
  • h500s
  • h300s
  • h700s
  • h300e_firmware
  • h500e
  • h410c_firmware
  • h410s_firmware
  • h500s_firmware

redhat

  • virtualization_host
  • enterprise_linux_for_real_time
  • enterprise_linux
  • enterprise_linux_for_real_time_for_nfv
  • 3scale

oracle

  • communications_cloud_native_core_policy
  • communications_cloud_native_core_network_exposure_function
  • communications_cloud_native_core_binding_support_function

fedoraproject

  • fedora

linux

  • linux_kernel

debian

  • debian_linux
CWE
CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-416

Use After Free