CVE-2021-3609

HIGH

Linux Kernel 2.6.25-4.4.276 - Local Privilege Escalation via CAN BCM Race Condition

Title source: llm
STIX 2.1

Description

.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.

References (5)

Core 5
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1971651
Mailing List, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2021/06/19/1
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20220419-0004/

Scores

CVSS v3 7.0
EPSS 0.0006
EPSS Percentile 18.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-362
Status published
Products (50)
linux/linux_kernel 2.6.25 - 4.4.276
netapp/h300e_firmware
netapp/h300s_firmware
netapp/h410c_firmware
netapp/h410s_firmware
netapp/h500e_firmware
netapp/h500s_firmware
netapp/h610c_firmware
netapp/h610s_firmware
netapp/h615c_firmware
... and 40 more
Published Mar 03, 2022
Tracked Since Feb 18, 2026