ghsa-47g7-45f4-j83m
Vulnerability from github
Published
2022-05-24 22:00
Modified
2022-05-24 22:00
Severity ?
7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another's virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.

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{
  "affected": [],
  "aliases": [
    "CVE-2019-12817"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-06-25T12:15:00Z",
    "severity": "HIGH"
  },
  "details": "arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another\u0027s virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.",
  "id": "GHSA-47g7-45f4-j83m",
  "modified": "2022-05-24T22:00:10Z",
  "published": "2022-05-24T22:00:10Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-12817"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2019:2703"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca72d88378b2f2444d3ec145dd442d449d3fefbc"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OTLN3KQYEEWWAJYA4BUYYDMWWXCJQNV2"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSKLL2374YGFQR6LSVCFGTTCRGBTLAWZ"
    },
    {
      "type": "WEB",
      "url": "https://seclists.org/bugtraq/2019/Aug/13"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K12876166"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K12876166?utm_source=f5support\u0026amp;utm_medium=RSS"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4031-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2019/dsa-4495"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2019/06/24/5"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/108884"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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