{
  "id": "openEuler-SA-2022-1968",
  "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2022-1968",
  "title": "An update for kernel is now available for openEuler-22.03-LTS",
  "severity": "Medium",
  "description": "The Linux Kernel, the operating system core itself.\r\n\r\nSecurity Fix(es):\r\n\r\nAn issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.(CVE-2022-39188)",
  "cves": [
    {
      "id": "CVE-2022-39188",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-39188",
      "severity": "Medium"
    }
  ]
}