{"id":"CVE-2026-43172","revision":"52628388039943b9abb7ec87e8003d20","records":[{"revision":"52628388039943b9abb7ec87e8003d20","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-43172","aliases":[],"title":"wifi: iwlwifi: fix 22000 series SMEM parsing","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: fix 22000 series SMEM parsing\n\nIf the firmware were to report three LMACs (which doesn't\nexist in hardware) then using \"fwrt->smem_cfg.lmac[2]\" is\nan overrun of the array. Reject such and use IWL_FW_CHECK\ninstead of WARN_ON in this function.","state":0,"publishedAt":"2026-05-06T11:27:47.358+00:00","modifiedAt":"2026-10-21T12:40:12.169+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/intel/iwlwifi/fw/smem.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424\",\n                            \"lessThan\": \"5cc021586420c5e13acc65da5bf73edd451e2c3e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424\",\n                            \"lessThan\": \"b23c7cd616a6a113363be707b7b9e4bc41b18a07\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424\",\n                            \"lessThan\": \"1d49a42717bdc8de77eabeb5b7d3e88d141ffea9\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424\",\n                            \"lessThan\": \"2b4b1510aaaf5b9fb57327ecffc20c055f61f205\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424\",\n                            \"lessThan\": \"58192b9ce09b0f0f86e2036683bd542130b91a98\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/intel/iwlwifi/fw/smem.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.8\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.160\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.114\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.16\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19.6\",\n                            \"lessThanOrEqual\": \"6.19.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/5cc021586420c5e13acc65da5bf73edd451e2c3e","https://git.kernel.org/stable/c/b23c7cd616a6a113363be707b7b9e4bc41b18a07","https://git.kernel.org/stable/c/1d49a42717bdc8de77eabeb5b7d3e88d141ffea9","https://git.kernel.org/stable/c/2b4b1510aaaf5b9fb57327ecffc20c055f61f205","https://git.kernel.org/stable/c/58192b9ce09b0f0f86e2036683bd542130b91a98"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-43172","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-43172","identifiers":["CVE-2026-43172"]},"retained":false,"historicalAffected":[]}],"coverage":[]}