{"id":"CVE-2021-3609","state":"PUBLISHED","title":".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 escala","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.","publishedAt":"2022-03-03T18:24:59.000Z","updatedAt":"2024-08-03T17:01:07.458Z","severity":null,"assigner":"redhat","products":["n/a kernel"],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"Affects kernel v2.6.25 to v5.13-rc6","status":"affected"}]}],"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/"],"weaknesses":["CWE-362"],"ingestedAt":"2026-10-29T19:48:55.807Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/3xxx/CVE-2021-3609.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-3609","state":"PUBLISHED","datePublished":"2022-03-03T18:24:59.000Z","dateUpdated":"2024-08-03T17:01:07.458Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2021-06-18T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":".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":[{"vendor":"n/a","product":"kernel","versions":[{"version":"Affects kernel v2.6.25 to v5.13-rc6","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1971651","tags":["x_refsource_MISC"]},{"url":"https://www.openwall.com/lists/oss-security/2021/06/19/1","tags":["x_refsource_MISC"]},{"url":"https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md","tags":["x_refsource_MISC"]},{"url":"https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463","tags":["x_refsource_MISC"]},{"url":"https://security.netapp.com/advisory/ntap-20220419-0004/","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-362","description":"CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2022-04-19T18:06:33.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1971651","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.openwall.com/lists/oss-security/2021/06/19/1","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/nrb547/kernel-exploitation/blob/main/cve-2021-3609/cve-2021-3609.md","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/d5f9023fa61ee8b94f37a93f08e94b136cf1e463","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20220419-0004/","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:01:07.458Z"}}]}}}