{"id":"CVE-2026-98159","revision":"81c99b20dc344973b066a3801a0a11b2","records":[{"revision":"81c99b20dc344973b066a3801a0a11b2","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98159","aliases":[],"title":"wifi: mt76: mt7921: validate CLC firmware records","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921: validate CLC firmware records\n\nThe CLC region is supplied by firmware, but the loader trusts the\nregion count and each record length. A malformed image can make the\nregion table pointer precede the firmware buffer, make the record loop\nfail to advance, or index phy->clc past its end. Validate the table and\nrecord bounds before dereferencing or copying.","state":0,"publishedAt":"2026-09-25T10:36:28.206+00:00","modifiedAt":"2026-10-19T09:14:53.011+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/mediatek/mt76/mt7921/mcu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125\",\n                            \"lessThan\": \"46673662402884ca55a869e4ebe956e08e8b6b05\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125\",\n                            \"lessThan\": \"740272d46ffc8231709a5e774cf5e4a5785b8a02\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125\",\n                            \"lessThan\": \"602a950134ee2940136f60797e4457c3983b06ce\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125\",\n                            \"lessThan\": \"3896be051e928c891922d91de94c99519d215dff\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125\",\n                            \"lessThan\": \"3c505e2af16a9320f4355218394a955fbbc65322\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125\",\n                            \"lessThan\": \"9417c5818a0146980c2608fda94c908e604eb033\",\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/mediatek/mt76/mt7921/mcu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.111\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.53\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.7\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/46673662402884ca55a869e4ebe956e08e8b6b05","https://git.kernel.org/stable/c/740272d46ffc8231709a5e774cf5e4a5785b8a02","https://git.kernel.org/stable/c/602a950134ee2940136f60797e4457c3983b06ce","https://git.kernel.org/stable/c/3896be051e928c891922d91de94c99519d215dff","https://git.kernel.org/stable/c/3c505e2af16a9320f4355218394a955fbbc65322","https://git.kernel.org/stable/c/9417c5818a0146980c2608fda94c908e604eb033"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98159","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98159","identifiers":["CVE-2026-98159"]},"retained":false,"historicalAffected":[]}],"coverage":[]}