{
  "cveId": "CVE-2018-7998",
  "url": "https://patchblox.com/security/cve/CVE-2018-7998",
  "summary": "CVE-2018-7998 is fixed in 4 products on 1 platform, first by gir1.2-vips-8.0 8.4.5-1ubuntu0.1~esm1, released July 15, 2021. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "gir1.2-vips-8.0: In libvips before 8.6.3, a NULL function pointer dereference vulnerability was found in the vips_region_generate func...",
  "description": "In libvips before 8.6.3, a NULL function pointer dereference vulnerability was found in the vips_region_generate function in region.c, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted image file. This occurs because of a race condition involving a failed delayed load and other worker threads.",
  "published": "2018-03-09T11:29:00Z",
  "severity": "Medium",
  "epss": 0.01645,
  "epssPercentile": 0.76581,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "gir1.2-vips-8.0",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "8.4.5-1ubuntu0.1~esm1",
      "fix": "gir1.2-vips-8.0 8.4.5-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-gir1.2-vips-8.0-8.4.5-1ubuntu0.1-esm1",
      "released": "2021-07-15T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libvips-tools",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "8.4.5-1ubuntu0.1~esm1",
      "fix": "libvips-tools 8.4.5-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libvips-tools-8.4.5-1ubuntu0.1-esm1",
      "released": "2021-07-15T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "libvips42",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "8.4.5-1ubuntu0.1~esm1",
      "fix": "libvips42 8.4.5-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libvips42-8.4.5-1ubuntu0.1-esm1",
      "released": "2021-07-15T09:15:00Z"
    },
    {
      "platform": "linux",
      "product": "python-vipscc",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "8.4.5-1ubuntu0.1~esm1",
      "fix": "python-vipscc 8.4.5-1ubuntu0.1~esm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-python-vipscc-8.4.5-1ubuntu0.1-esm1",
      "released": "2021-07-15T09:15:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}