{
  "cveId": "CVE-2023-6345",
  "url": "https://patchblox.com/security/cve/CVE-2023-6345",
  "summary": "CVE-2023-6345 is fixed in 4 products on 2 platforms, first by Microsoft Edge 119.0.2151.97, released November 29, 2023. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on November 30, 2023. Patch Radar priority: Patch now.",
  "title": "Chromium: CVE-2023-6345 Integer overflow in Skia",
  "description": "\u003Cp\u003EThis CVE was assigned by Chrome.  Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see \u003Ca href=\u0022https://chromereleases.googleblog.com/2023\u0022\u003EGoogle Chrome Releases\u003C/a\u003E for more information. Google is aware that an exploit for CVE-2023-6345 exists in the wild.\u003C/p\u003E",
  "published": "2023-11-29T12:15:07Z",
  "severity": "critical",
  "cvss": 9.6,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
  "cwe": "CWE-190: Integer Overflow or Wraparound",
  "epss": 0.16468,
  "epssPercentile": 0.97004,
  "priority": "Patch now",
  "priorityTier": 1,
  "exploited": true,
  "vendorExploited": true,
  "disclosed": false,
  "kev": {
    "added": "2023-11-30T00:00:00Z",
    "due": "2023-12-21T00:00:00Z",
    "ransomware": false,
    "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable."
  },
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-6345",
  "fixes": [
    {
      "platform": "windows-app",
      "product": "Microsoft Edge",
      "fixedVersion": "119.0.2151.97",
      "fix": "Microsoft Edge 119.0.2151.97",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge-119.0.2151.97",
      "released": "2023-11-29T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge Beta",
      "fixedVersion": "127.0.2651.8",
      "fix": "Microsoft Edge Beta 127.0.2651.8",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.beta-127.0.2651.8",
      "released": "2024-06-21T00:00:00Z"
    },
    {
      "platform": "windows-app",
      "product": "Microsoft Edge Dev",
      "fixedVersion": "127.0.2651.8",
      "fix": "Microsoft Edge Dev 127.0.2651.8",
      "url": "https://patchblox.com/security/fix/windows-app/microsoft.edge.dev-127.0.2651.8",
      "released": "2024-06-21T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "119.0.6045.199-1~deb11u1",
      "fix": "DSA-5569-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5569-1",
      "released": "2023-11-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "119.0.6045.199-1~deb12u1",
      "fix": "DSA-5569-1",
      "url": "https://patchblox.com/security/fix/linux/dsa-5569-1",
      "released": "2023-11-30T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "119.0.6045.199-1",
      "fix": "DEBIAN-CVE-2023-6345",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-6345",
      "released": "2023-11-29T12:15:07Z"
    },
    {
      "platform": "linux",
      "product": "chromium",
      "release": "Debian 14",
      "fixedVersion": "119.0.6045.199-1",
      "fix": "DEBIAN-CVE-2023-6345",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-6345",
      "released": "2023-11-29T12:15:07Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}