CVE-2021-3739

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3739
A NULL pointer dereference flaw was found in the btrfs_rm_device function in fs/btrfs/volumes.c in the Linux Kernel, where triggering the bug requires ‘CAP_SYS_ADMIN’. This flaw allows a local attacker to crash the system or leak kernel internal information. The highest threat from this vulnerability is to system availability.

7.1 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

3.6 /10

CVSS v2.0 : LOW

V2 Legend

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

Exploitability : 3.9 / Impact : 4.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1997958 Issue Tracking Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 Mailing List Patch Vendor Advisory
https://github.com/torvalds/linux/commit/e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 Exploit Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220407-0006/ Third Party Advisory
https://ubuntu.com/security/CVE-2021-3739 Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/08/25/3 Mailing List Patch Third Party Advisory
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 (hide)

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

Configuration 4 (hide)

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

Configuration 5 (hide)

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

Configuration 6 (hide)

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

Configuration 7 (hide)

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

Configuration 8 (hide)

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

Configuration 9 (hide)

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

Configuration 10 (hide)

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

09 Nov 2023, 14:44

Type Values Removed Values Added
First Time Netapp h700e Firmware
Netapp h500s Firmware
Netapp h500e
Netapp h410c
Netapp h700s Firmware
Netapp h300e
Netapp h300s Firmware
Netapp h500s
Netapp h300e Firmware
Netapp h700s
Netapp h410s
Netapp h410c Firmware
Netapp h500e Firmware
Netapp h700e
Netapp h300s
Netapp h410s Firmware
CPE cpe:2.3:o:netapp:baseboard_management_controller_h500e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h500s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h700s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h300e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h300s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h300e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h700e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h410c:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h410s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h700e:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h500e:-:*:*:*:*:*:*:*		 cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*

01 Jun 2022, 20:30

Type Values Removed Values Added
First Time Netapp baseboard Management Controller H410s Firmware
Netapp baseboard Management Controller H500e Firmware
Netapp baseboard Management Controller H300s
Fedoraproject fedora
Netapp baseboard Management Controller H700s
Netapp baseboard Management Controller H700s Firmware
Netapp baseboard Management Controller H700e
Netapp
Netapp baseboard Management Controller H410c Firmware
Netapp baseboard Management Controller H500s Firmware
Netapp baseboard Management Controller H410c
Fedoraproject
Netapp baseboard Management Controller H300s Firmware
Netapp baseboard Management Controller H700e Firmware
Netapp baseboard Management Controller H410s
Netapp baseboard Management Controller H500s
Netapp baseboard Management Controller H300e Firmware
Netapp baseboard Management Controller H500e
Netapp baseboard Management Controller H300e
CPE cpe:2.3:o:netapp:baseboard_management_controller_h410s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h300e:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h500s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h300s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h700e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h700s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h410s:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h500e:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h300s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h500e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h700s:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h410c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h500s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:baseboard_management_controller_h410c:-:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h300e_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:netapp:baseboard_management_controller_h700e_firmware:-:*:*:*:*:*:*:*
References (CONFIRM) https://security.netapp.com/advisory/ntap-20220407-0006/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20220407-0006/ - Third Party Advisory

08 Apr 2022, 00:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20220407-0006/ -

14 Mar 2022, 23:53

Type Values Removed Values Added
CWE CWE-476
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
First Time Linux linux Kernel
Linux
References (MISC) https://github.com/torvalds/linux/commit/e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 - (MISC) https://github.com/torvalds/linux/commit/e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 - Exploit, Patch, Third Party Advisory
References (MISC) https://ubuntu.com/security/CVE-2021-3739 - (MISC) https://ubuntu.com/security/CVE-2021-3739 - Third Party Advisory
References (MISC) https://www.openwall.com/lists/oss-security/2021/08/25/3 - (MISC) https://www.openwall.com/lists/oss-security/2021/08/25/3 - Mailing List, Patch, Third Party Advisory
References (MISC) https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 - (MISC) https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e4571b8c5e9ffa1e85c0c671995bd4dcc5c75091 - Mailing List, Patch, Vendor Advisory
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1997958 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1997958 - Issue Tracking, Patch, Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 3.6
v3 : 7.1

10 Mar 2022, 17:54

Type Values Removed Values Added
New CVE
Information

Published : 2022-03-10 17:43

Updated : 2023-12-10 14:22

NVD link : CVE-2021-3739

Mitre link : CVE-2021-3739

CVE.ORG link : CVE-2021-3739

JSON object : View

Products Affected

netapp

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

linux

  • linux_kernel

fedoraproject

  • fedora
CWE
CWE-476

NULL Pointer Dereference