CVE-2021-4203

A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:netapp:bootstrap_os:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:netapp:a700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:a700s:-:*:*:*:*:*:*:*

Configuration 5 (hide)

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

Configuration 6 (hide)

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

Configuration 7 (hide)

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

Configuration 8 (hide)

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

Configuration 9 (hide)

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

Configuration 10 (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

07 Nov 2023, 03:40

Type Values Removed Values Added
CWE CWE-416
References
  • {'url': 'https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet@gmail.com/T/', 'name': 'https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet@gmail.com/T/', 'tags': ['Mailing List', 'Patch', 'Vendor Advisory'], 'refsource': 'MISC'}
  • () https://lore.kernel.org/netdev/20210929225750.2548112-1-eric.dumazet%40gmail.com/T/ -

Information

Published : 2022-03-25 19:15

Updated : 2024-02-28 19:09


NVD link : CVE-2021-4203

Mitre link : CVE-2021-4203

CVE.ORG link : CVE-2021-4203


JSON object : View

Products Affected

netapp

  • active_iq_unified_manager
  • hci_compute_node
  • element_software
  • a700s
  • h410s
  • bootstrap_os
  • h300s
  • h700s_firmware
  • h500s
  • a700s_firmware
  • h410c_firmware
  • e-series_santricity_os_controller
  • hci_management_node
  • h700s
  • h300s_firmware
  • h410c
  • h410s_firmware
  • h500s_firmware
  • solidfire

linux

  • linux_kernel

oracle

  • communications_cloud_native_core_policy
  • communications_cloud_native_core_network_exposure_function
  • communications_cloud_native_core_binding_support_function
CWE
CWE-362

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

CWE-416

Use After Free