{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "9012cf2491e3c5d28d098b0d6da804af82977032"
            },
            {
              "fixed": "88500a86ab79f01c568de6ed00f5b1c5c79f11d5"
            },
            {
              "fixed": "5f6cc299938b561cb01e343bab7042611fcee12a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7.2.0"
            },
            {
              "fixed": "7.2.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93147.json"
  },
  "details": "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.",
  "id": "CVE-2026-93147",
  "modified": "2026-09-20T11:31:02.919271470Z",
  "published": "2026-09-17T16:11:44.793Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5f6cc299938b561cb01e343bab7042611fcee12a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/88500a86ab79f01c568de6ed00f5b1c5c79f11d5"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93147.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93147"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "s390/bpf: Replace ly instruction with llgf"
}