CVE-2021-28951

An issue was discovered in fs/io_uring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (deadlock) because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start, aka CID-3ebba796fa25.
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:h:netapp:a250:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:a250_firmware:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:h:netapp:aff_500f:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:aff_500f_firmware:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:h:netapp:fas_500f:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:fas_500f_firmware:-:*:*:*:*:*:*:*

Configuration 6 (hide)

cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*

History

07 Nov 2023, 03:32

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/', 'name': 'FEDORA-2021-9503fffad9', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/', 'name': 'FEDORA-2021-e636ce53df', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/', 'name': 'FEDORA-2021-68b0dd2373', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/ -

Information

Published : 2021-03-20 20:15

Updated : 2024-02-28 18:08


NVD link : CVE-2021-28951

Mitre link : CVE-2021-28951

CVE.ORG link : CVE-2021-28951


JSON object : View

Products Affected

netapp

  • a250
  • a250_firmware
  • aff_500f_firmware
  • cloud_backup
  • aff_500f
  • fas_500f_firmware
  • fas_500f
  • solidfire_baseboard_management_controller_firmware
  • solidfire_baseboard_management_controller

linux

  • linux_kernel

fedoraproject

  • fedora
CWE
CWE-667

Improper Locking