{"id":"CVE-2026-93160","revision":"ae95cedb4fd346a5ad671e2ac2474618","records":[{"revision":"ae95cedb4fd346a5ad671e2ac2474618","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-93160","aliases":[],"title":"crypto: atmel-ecc - reject hardware ECDH without a public key","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: atmel-ecc - reject hardware ECDH without a public key\n\nThe hardware ECDH path in atmel_ecdh_compute_shared_secret() uses the\nprivate key stored in the device. However, the public key is cached only\nafter atmel_ecdh_set_secret() successfully generated that private key\nfor the current tfm.\n\natmel_ecdh_generate_public_key() already rejects requests when no public\nkey is cached. Add the same check to atmel_ecdh_compute_shared_secret()\nto prevent the device from using a private key that was not generated\nfor the current tfm.","state":0,"publishedAt":"2026-09-17T16:11:54.517+00:00","modifiedAt":"2026-10-19T09:06:32.331+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/crypto/atmel-ecc.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"5e33791dfcc6459e402a524669093cd953d5b2df\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"33241f198287960bba5fc2251400896762650bfa\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"3ea8b780d68f02fe235c5051ce8ac4b4940b9259\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"6457162f74f45284ade2da644a4f0c54758ac0a6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"2b40bab362d2b598f34e5ccd4694cedc3c2553d4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"e64d6f1aae8c837cb3f0446bf44108226d7370f4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"add28e9988902d29ea93f4869280b4a16a049ea5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"11105693fa05f499532b330da65c78ff93ed4440\",\n                            \"lessThan\": \"f240f9b588f4e2de89822adebf560a96b5d263ed\",\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/crypto/atmel-ecc.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.14\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.14\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.270\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.221\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.188\",\n                            \"lessThanOrEqual\": \"6.1.*\",\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/5e33791dfcc6459e402a524669093cd953d5b2df","https://git.kernel.org/stable/c/33241f198287960bba5fc2251400896762650bfa","https://git.kernel.org/stable/c/3ea8b780d68f02fe235c5051ce8ac4b4940b9259","https://git.kernel.org/stable/c/6457162f74f45284ade2da644a4f0c54758ac0a6","https://git.kernel.org/stable/c/2b40bab362d2b598f34e5ccd4694cedc3c2553d4","https://git.kernel.org/stable/c/e64d6f1aae8c837cb3f0446bf44108226d7370f4","https://git.kernel.org/stable/c/add28e9988902d29ea93f4869280b4a16a049ea5","https://git.kernel.org/stable/c/f240f9b588f4e2de89822adebf560a96b5d263ed"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93160","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-93160","identifiers":["CVE-2026-93160"]},"retained":false,"historicalAffected":[]}],"coverage":[]}