{
  "threat_severity" : "Moderate",
  "public_date" : "2026-05-09T04:09:01Z",
  "bugzilla" : {
    "description" : "Pillow: python: Pillow: Denial of Service via integer overflow in font processing",
    "id" : "2468457",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2468457"
  },
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    "status" : "draft"
  },
  "cwe" : "CWE-190",
  "details" : [ "A flaw was found in Pillow, a Python imaging library. If a font advances for each glyph by an exceeding large amount, an integer overflow can occur when Pillow tracks the current position. This could lead to a denial of service (DoS) condition, making the application unavailable." ],
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  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2026-42308\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-42308\nhttps://github.com/python-pillow/Pillow/releases/tag/12.2.0\nhttps://github.com/python-pillow/Pillow/security/advisories/GHSA-wjx4-4jcj-g98j" ],
  "name" : "CVE-2026-42308",
  "mitigation" : {
    "value" : "To mitigate this issue, ensure that applications utilizing the Pillow library do not process untrusted or maliciously crafted font files. Additionally, consider running applications that process image data in a sandboxed environment to limit potential impact. Reloading or restarting affected services may be required for changes to take effect.",
    "lang" : "en:us"
  },
  "csaw" : false
}