CVE-2021-3609

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-3609
.A flaw was found in the CAN BCM networking protocol in the Linux kernel, where a local attacker can abuse a flaw in the CAN subsystem to corrupt memory, crash the system or escalate privileges. This race condition in net/can/bcm.c in the Linux kernel allows for local privilege escalation to root.

7.0 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.9 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1971651 Issue Tracking Third Party Advisory
https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md Exploit Technical Description Third Party Advisory
https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463 Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220419-0004/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/06/19/1 Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1971651 Issue Tracking Third Party Advisory
https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md Exploit Technical Description Third Party Advisory
https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463 Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220419-0004/ Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/06/19/1 Mailing List Third Party Advisory
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_api_management:2.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:build_of_quarkus:1.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:8.1:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:8.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_eus:8.4:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.1:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.2:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.4:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.7:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.8:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_aus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus_s390x:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv_tus:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv_tus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time_tus:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_for_real_time_tus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.2:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.4:*:*:*:*:*:*:*

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:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:netapp:h610c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h610c:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND
cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h610s:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND
cpe:2.3:o:netapp:h615c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:netapp:h615c:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:21

Type Values Removed Values Added
References () https://bugzilla.redhat.com/show_bug.cgi?id=1971651 - Issue Tracking, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=1971651 - Issue Tracking, Third Party Advisory
References () https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md - Exploit, Technical Description, Third Party Advisory () https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md - Exploit, Technical Description, Third Party Advisory
References () https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463 - Patch, Third Party Advisory () https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463 - Patch, Third Party Advisory
References () https://security.netapp.com/advisory/ntap-20220419-0004/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20220419-0004/ - Third Party Advisory
References () https://www.openwall.com/lists/oss-security/2021/06/19/1 - Mailing List, Third Party Advisory () https://www.openwall.com/lists/oss-security/2021/06/19/1 - Mailing List, Third Party Advisory

11 Aug 2023, 19:44

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*

16 May 2023, 22:39

Type Values Removed Values Added
CPE cpe:2.3:a:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:a:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
cpe:2.3:a:linux:linux_kernel:5.13:rc6:*:*:*:*:*:*
cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:a:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*
cpe:2.3:a:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
cpe:2.3:a:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*		 cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
Information

Published : 2022-03-03 19:15

Updated : 2024-11-21 06:21

NVD link : CVE-2021-3609

Mitre link : CVE-2021-3609

CVE.ORG link : CVE-2021-3609

JSON object : View

Products Affected

netapp

  • h610s
  • h700e_firmware
  • h500s_firmware
  • h410c_firmware
  • h500s
  • h700s
  • h615c
  • h500e_firmware
  • h410c
  • h410s_firmware
  • h700e
  • h700s_firmware
  • h300s
  • h300e_firmware
  • h610c_firmware
  • h610s_firmware
  • h500e
  • h610c
  • h615c_firmware
  • h300s_firmware
  • h410s
  • h300e

redhat

  • virtualization
  • virtualization_host
  • enterprise_linux_for_power_little_endian_eus
  • enterprise_linux_server_tus
  • codeready_linux_builder_eus
  • enterprise_linux_for_real_time_for_nfv
  • enterprise_linux_for_real_time
  • enterprise_linux_for_ibm_z_systems_eus_s390x
  • enterprise_linux_for_ibm_z_systems_eus
  • openshift_container_platform
  • enterprise_linux_server_aus
  • codeready_linux_builder_for_power_little_endian_eus
  • enterprise_linux_server_update_services_for_sap_solutions
  • enterprise_linux_for_real_time_for_nfv_tus
  • enterprise_linux_eus
  • build_of_quarkus
  • enterprise_linux_aus
  • 3scale_api_management
  • enterprise_linux_for_real_time_tus
  • enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions

linux

  • linux_kernel
CWE
CWE-362

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