CVE-2021-3609
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Summary
.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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | kernel | Affects kernel v2.6.25 to v5.13-rc6 | affected |
Weaknesses
- CWE-362: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
ADP Enrichment
CVE Program Container
Additional References
- https://bugzilla.redhat.com/show_bug.cgi?id=1971651
- https://www.openwall.com/lists/oss-security/2021/06/19/1
- https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md
- https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463
- https://security.netapp.com/advisory/ntap-20220419-0004/
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1971651
- https://www.openwall.com/lists/oss-security/2021/06/19/1
- https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md
- https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463
- https://security.netapp.com/advisory/ntap-20220419-0004/
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