{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2021-3573","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","dateUpdated":"2024-08-03T17:01:07.293Z","dateReserved":"2021-06-01T00:00:00.000Z","datePublished":"2021-08-13T00:00:00.000Z"},"containers":{"cna":{"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2023-07-02T00:00:00.000Z"},"descriptions":[{"lang":"en","value":"A use-after-free in function hci_sock_bound_ioctl() of the Linux kernel HCI subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way triggers race condition of the call hci_unregister_dev() together with one of the calls hci_sock_blacklist_add(), hci_sock_blacklist_del(), hci_get_conn_info(), hci_get_auth_info(). A privileged local user could use this flaw to crash the system or escalate their privileges on the system. This flaw affects the Linux kernel versions prior to 5.13-rc5."}],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"kernel 5.13-rc5","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966578"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git/commit/?id=e305509e678b3a4af2b3cfd410f409f7cdaabb52"},{"url":"https://www.openwall.com/lists/oss-security/2021/06/08/2"},{"name":"[oss-security] 20230702 CVE-2023-3439: Linux MCTP use-after-free in mctp_sendmsg","tags":["mailing-list"],"url":"http://www.openwall.com/lists/oss-security/2023/07/02/1"}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-362->CWE-416","cweId":"CWE-362"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T17:01:07.293Z"},"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966578","tags":["x_transferred"]},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git/commit/?id=e305509e678b3a4af2b3cfd410f409f7cdaabb52","tags":["x_transferred"]},{"url":"https://www.openwall.com/lists/oss-security/2021/06/08/2","tags":["x_transferred"]},{"name":"[oss-security] 20230702 CVE-2023-3439: Linux MCTP use-after-free in mctp_sendmsg","tags":["mailing-list","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2023/07/02/1"}]}]}}