{"id":"CVE-2021-3609","details":".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.","aliases":["A-223967238","PUB-A-223967238"],"modified":"2026-05-13T12:02:32.126719524Z","published":"2022-03-03T19:15:08.173Z","related":["ALSA-2021:3057","SUSE-SU-2021:14849-1","SUSE-SU-2021:2406-1","SUSE-SU-2021:2407-1","SUSE-SU-2021:2408-1","SUSE-SU-2021:2416-1","SUSE-SU-2021:2421-1","SUSE-SU-2021:2422-1","SUSE-SU-2021:2427-1","SUSE-SU-2021:2438-1","SUSE-SU-2021:2451-1","SUSE-SU-2021:2599-1","SUSE-SU-2021:2599-2","SUSE-SU-2021:2643-1","SUSE-SU-2021:2645-1","SUSE-SU-2021:2687-1","SUSE-SU-2021:2746-1","SUSE-SU-2021:2842-1","openSUSE-SU-2021:1076-1","openSUSE-SU-2021:2427-1","openSUSE-SU-2021:2645-1","openSUSE-SU-2021:2687-1"],"database_specific":{"unresolved_ranges":[{"cpe":"cpe:2.3:a:redhat:3scale_api_management:2.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"2.0"}]},{"cpe":"cpe:2.3:a:redhat:build_of_quarkus:1.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"1.0"}]},{"cpe":"cpe:2.3:a:redhat:codeready_linux_builder_eus:8.1:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.1"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:redhat:codeready_linux_builder_eus:8.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.2"}]},{"cpe":"cpe:2.3:a:redhat:codeready_linux_builder_eus:8.4:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.4"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.1:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.1"}]},{"cpe":"cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.2:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.2"}]},{"cpe":"cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian_eus:8.4:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.4"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.6.25"},{"fixed":"4.4.276"},{"introduced":"4.5"},{"fixed":"4.9.276"},{"introduced":"4.10"},{"fixed":"4.14.240"},{"introduced":"4.15"},{"fixed":"4.19.198"},{"introduced":"4.20"},{"fixed":"5.4.132"},{"introduced":"5.5.0"},{"fixed":"5.10.50"},{"introduced":"5.11"},{"fixed":"5.12.17"},{"introduced":"5.13"},{"fixed":"5.13.2"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_aus:8.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.2"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.1"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.2"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.4"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.4"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus_s390x:8.1:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.1"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.1:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.1"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.2"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.4"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_for_real_time:8.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.0"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv:8.0:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.0"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv_tus:8.0:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.0"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv_tus:8.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.2"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_for_real_time_tus:8.0:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.0"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_for_real_time_tus:8.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.2"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.2"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:*:*:*:*:*:*:*","source":"CPE_FIELD","extracted_events":[{"last_affected":"8.4"}]},{"source":"CPE_FIELD","cpe":"cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:*","extracted_events":[{"last_affected":"8.1"}]},{"cpe":"cpe:2.3:o:redhat:enterprise_linux_server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