{"id":"CVE-2025-68724","revision":"cf7a905ba7f4418c92b09817738b7b3d","records":[{"revision":"cf7a905ba7f4418c92b09817738b7b3d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-68724","aliases":[],"title":"crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id\n\nUse check_add_overflow() to guard against potential integer overflows\nwhen adding the binary blob lengths and the size of an asymmetric_key_id\nstructure and return ERR_PTR(-EOVERFLOW) accordingly. This prevents a\npossible buffer overflow when copying data from potentially malicious\nX.509 certificate fields that can be arbitrarily large, such as ASN.1\nINTEGER serial numbers, issuer names, etc.","state":0,"publishedAt":"2025-12-24T10:33:08.932+00:00","modifiedAt":"2026-10-15T01:09:59.479+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                        \"crypto/asymmetric_keys/asymmetric_type.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"60a7be5ee74408147e439164ac067e418ca74bb4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"c13c6e9de91d7f1dd7df756b1fa5a1f968839d76\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"dfc1613961828745165aec6552c3818fa14ab725\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"5b8ac617c8dab5cad3c4dc8d84d0987808a0f99c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"c73be4f51eed98fa0c7c189db8f279e1c86bfbf7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"6af753ac5205115e6c310c8c4236c01b59a1c44f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"b7090a5c153105b9fd221a5a81459ee8cd5babd6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7901c1a8effbe5f89673bfc09d6e37b8f334f1a7\",\n                            \"lessThan\": \"df0845cf447ae1556c3440b8b155de0926cbaa56\",\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                        \"crypto/asymmetric_keys/asymmetric_type.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.18\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.18\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.248\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.198\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.160\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.120\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.63\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.17.13\",\n                            \"lessThanOrEqual\": \"6.17.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.2\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/60a7be5ee74408147e439164ac067e418ca74bb4","https://git.kernel.org/stable/c/c13c6e9de91d7f1dd7df756b1fa5a1f968839d76","https://git.kernel.org/stable/c/dfc1613961828745165aec6552c3818fa14ab725","https://git.kernel.org/stable/c/5b8ac617c8dab5cad3c4dc8d84d0987808a0f99c","https://git.kernel.org/stable/c/c73be4f51eed98fa0c7c189db8f279e1c86bfbf7","https://git.kernel.org/stable/c/6af753ac5205115e6c310c8c4236c01b59a1c44f","https://git.kernel.org/stable/c/b7090a5c153105b9fd221a5a81459ee8cd5babd6","https://git.kernel.org/stable/c/df0845cf447ae1556c3440b8b155de0926cbaa56"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-68724","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-68724","identifiers":["CVE-2025-68724"]},"retained":false,"historicalAffected":[]}],"coverage":[]}