CVE-2021-28964

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-28964
A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.

4.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

1.9 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:L/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbcc7d57bffc0c8cac9dac11bec548597d59a6a5 Mailing List Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/
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://security.netapp.com/advisory/ntap-20210430-0003/ Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbcc7d57bffc0c8cac9dac11bec548597d59a6a5 Mailing List Vendor Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/
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://security.netapp.com/advisory/ntap-20210430-0003/ Third Party Advisory
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)

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

Configuration 4 (hide)

OR cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:*

Configuration 6 (hide)

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

21 Nov 2024, 06:00

Type Values Removed Values Added
References () https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbcc7d57bffc0c8cac9dac11bec548597d59a6a5 - Mailing List, Vendor Advisory () https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbcc7d57bffc0c8cac9dac11bec548597d59a6a5 - Mailing List, Vendor Advisory
References () https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html - Mailing List, Third Party Advisory
References () https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html - Mailing List, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/ -
References () 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/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/ -
References () 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/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/ -
References () https://security.netapp.com/advisory/ntap-20210430-0003/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210430-0003/ - Third Party Advisory

30 Jun 2022, 18:59

Type Values Removed Values Added
CPE cpe:2.3:o:netapp:fas_500f_firmware:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:h:netapp:fas_500f:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:*
References (CONFIRM) https://security.netapp.com/advisory/ntap-20210430-0003/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20210430-0003/ - Third Party Advisory
References (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html - (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html - Mailing List, Third Party Advisory
References (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html - (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html - Mailing List, Third Party Advisory

23 Jun 2021, 02:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html -
  • (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html -
Information

Published : 2021-03-22 09:15

Updated : 2024-11-21 06:00

NVD link : CVE-2021-28964

Mitre link : CVE-2021-28964

CVE.ORG link : CVE-2021-28964

JSON object : View

Products Affected

netapp

  • cloud_backup
  • aff_a250_firmware
  • aff_a250
  • solidfire_baseboard_management_controller_firmware
  • fas_500f_firmware
  • fas_500f

fedoraproject

  • fedora

linux

  • linux_kernel

debian

  • debian_linux
CWE
CWE-362

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