{"id":"CVE-2026-93147","revision":"681f4fa1a143405aa56efbadea6f3208","records":[{"revision":"681f4fa1a143405aa56efbadea6f3208","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-93147","aliases":[],"title":"s390/bpf: Replace ly instruction with llgf","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/bpf: Replace ly instruction with llgf\n\ncpu_nr is a 32 bit value and BPF_REG_0 is a 64 bit register, when ly loads\nthe cpu_nr into BPF_REG_0 it does not zero the upper bits, but llgf does.","state":0,"publishedAt":"2026-09-17T16:11:44.793+00:00","modifiedAt":"2026-10-19T09:06:19.689+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                        \"arch/s390/net/bpf_jit_comp.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"9012cf2491e3c5d28d098b0d6da804af82977032\",\n                            \"lessThan\": \"88500a86ab79f01c568de6ed00f5b1c5c79f11d5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9012cf2491e3c5d28d098b0d6da804af82977032\",\n                            \"lessThan\": \"5f6cc299938b561cb01e343bab7042611fcee12a\",\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                        \"arch/s390/net/bpf_jit_comp.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"7.2\",\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":[{"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/88500a86ab79f01c568de6ed00f5b1c5c79f11d5","https://git.kernel.org/stable/c/5f6cc299938b561cb01e343bab7042611fcee12a"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-93147","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-93147","identifiers":["CVE-2026-93147"]},"retained":false,"historicalAffected":[]}],"coverage":[]}