{"id":"CVE-2026-92497","revision":"1ebec97a0ea04530b932ca314f1b914a","records":[{"revision":"1ebec97a0ea04530b932ca314f1b914a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-92497","aliases":[],"title":"wifi: ath12k: Avoid buffer overread in ath12k_wmi_op_rx()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: Avoid buffer overread in ath12k_wmi_op_rx()\n\nCurrently, in ath12k_wmi_op_rx(), the firmware buffer is read without\nfirst verifying that the buffer has enough data to hold a header. This\ncould result in a buffer overread.\n\nUpdate the logic to verify the buffer contains at least enough data to\nhold a wmi_cmd_hdr before reading from the buffer.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c7-00108-QCAHMTSWPL_V1.0_V2.0_SILICONZ_UPSTREAM-3","state":0,"publishedAt":"2026-09-17T16:10:12.081+00:00","modifiedAt":"2026-10-19T09:04:03.429+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/ath/ath12k/wmi.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"d889913205cf7ebda905b1e62c5867ed4e39f6c2\",\n                            \"lessThan\": \"9784faa6afd26693287e8e4569bdedee00212909\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"d889913205cf7ebda905b1e62c5867ed4e39f6c2\",\n                            \"lessThan\": \"07659388110de004cbb753f3c7bc85e657e51f7a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"d889913205cf7ebda905b1e62c5867ed4e39f6c2\",\n                            \"lessThan\": \"95d1bd1db9e9d8eccffc880166e01c4775115716\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"d889913205cf7ebda905b1e62c5867ed4e39f6c2\",\n                            \"lessThan\": \"9e6ec0977f0b9c16fc20efea050e3eea8f66e34b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"d889913205cf7ebda905b1e62c5867ed4e39f6c2\",\n                            \"lessThan\": \"7698656a2f7b045af5a6859766238cefea1b1945\",\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/ath/ath12k/wmi.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.3\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\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/9784faa6afd26693287e8e4569bdedee00212909","https://git.kernel.org/stable/c/07659388110de004cbb753f3c7bc85e657e51f7a","https://git.kernel.org/stable/c/95d1bd1db9e9d8eccffc880166e01c4775115716","https://git.kernel.org/stable/c/9e6ec0977f0b9c16fc20efea050e3eea8f66e34b","https://git.kernel.org/stable/c/7698656a2f7b045af5a6859766238cefea1b1945"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-92497","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-92497","identifiers":["CVE-2026-92497"]},"retained":false,"historicalAffected":[]}],"coverage":[]}