{"id":"CVE-2022-34918","revision":"04314f8439be4b2e8405b9ecf9bced52","records":[{"revision":"04314f8439be4b2e8405b9ecf9bced52","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-34918","aliases":[],"title":"An issue was discovered in the Linux kernel through 5.18.9. A type confusion bug in nft_set_elem_init (leading to a buffer overflow) could be used by a local attacker to escalate privileges, a different vulnerability than CVE-2022-32250. (T…","description":"An issue was discovered in the Linux kernel through 5.18.9. A type confusion bug in nft_set_elem_init (leading to a buffer overflow) could be used by a local attacker to escalate privileges, a different vulnerability than CVE-2022-32250. (The attacker can obtain root access, but must start with an unprivileged user namespace to obtain CAP_NET_ADMIN access.) This can be fixed in nft_setelem_parse_data in net/netfilter/nf_tables_api.c.","state":0,"publishedAt":"2022-07-04T20:07:32+00:00","modifiedAt":"2026-10-14T17:02:22.918+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"n/a\",\n                    \"vendor\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"n/a\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7e6bc1f6cabcd30aba0b11219d8e01b952eacbb6","https://lore.kernel.org/netfilter-devel/cd9428b6-7ffb-dd22-d949-d86f4869f452%40randorisec.fr/T/#u","https://www.openwall.com/lists/oss-security/2022/07/02/3","http://www.openwall.com/lists/oss-security/2022/07/05/1","https://www.randorisec.fr/crack-linux-firewall/","https://www.debian.org/security/2022/dsa-5191","http://www.openwall.com/lists/oss-security/2022/08/06/5","https://security.netapp.com/advisory/ntap-20220826-0004/","http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.html","http://packetstormsecurity.com/files/168543/Netfilter-nft_set_elem_init-Heap-Overflow-Privilege-Escalation.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-34918","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-34918","identifiers":["CVE-2022-34918"]},"retained":false,"historicalAffected":[]}],"coverage":[]}