ghsa-3jgv-8wx7-rw7p
Vulnerability from github
Published
2022-05-13 01:16
Modified
2023-01-20 18:30
Severity ?
7.8 (High) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-20669"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-03-21T16:00:00Z",
    "severity": "HIGH"
  },
  "details": "An issue where a provided address with access_ok() is not checked was discovered in i915_gem_execbuffer2_ioctl in drivers/gpu/drm/i915/i915_gem_execbuffer.c in the Linux kernel through 4.19.13. A local attacker can craft a malicious IOCTL function call to overwrite arbitrary kernel memory, resulting in a Denial of Service or privilege escalation.",
  "id": "GHSA-3jgv-8wx7-rw7p",
  "modified": "2023-01-20T18:30:23Z",
  "published": "2022-05-13T01:16:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-20669"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/cve-2018-20669"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20190404-0002"
    },
    {
      "type": "WEB",
      "url": "https://support.f5.com/csp/article/K32059550"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4485-1"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/drivers/gpu/drm/i915/i915_gem_execbuffer.c"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00042.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2019/01/23/6"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/106748"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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