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CVE-2021-3609

Published: Mar 3, 2022

Modified: Aug 3, 2024

PUBLISHED

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.

Vendor	Product	Versions
n/a	kernel	affected `Affects kernel v2.6.25 to v5.13-rc6`

Weaknesses (CWE)

References

https://bugzilla.redhat.com/show_bug.cgi?id=1971651

x_refsource_MISC

https://www.openwall.com/lists/oss-security/2021/06/19/1

x_refsource_MISC

https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md

x_refsource_MISC

https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463

x_refsource_MISC

https://security.netapp.com/advisory/ntap-20220419-0004/

x_refsource_CONFIRM

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