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CVE-2024-3860

Status: AnalyzedMedium (6.2)—

An out-of-memory condition during object initialization could result in an empty shape list. If the JIT subsequently traced the object it would crash. This vulnerability affects Firefox < 125.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Mozilla — Firefox

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2024-3860",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
          "id": "CVE-2024-3860",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-30T19:52:58.283808Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
          "scope": "UNCHANGED",
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
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        "exploitabilityScore": 2.5
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  "affected": [
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      "source": "security@mozilla.org",
      "affectedData": [
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          "vendor": "Mozilla",
          "product": "Firefox",
          "versions": [
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  "published": "2024-04-16T16:15:08.713",
  "references": [
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      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1881417",
      "tags": [
        "Issue Tracking"
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      "source": "security@mozilla.org"
    },
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      "url": "https://www.mozilla.org/security/advisories/mfsa2024-18/",
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      "source": "security@mozilla.org"
    },
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      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1881417",
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      "tags": [
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  "vulnStatus": "Analyzed",
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An out-of-memory condition during object initialization could result in an empty shape list. If the JIT subsequently traced the object it would crash. This vulnerability affects Firefox < 125."
    },
    {
      "lang": "es",
      "value": "Una condición de falta de memoria durante la inicialización del objeto podría dar como resultado una lista de formas vacía. Si el JIT posteriormente rastreara el objeto, éste se estrellaría. Esta vulnerabilidad afecta a Firefox &lt; 125."
    }
  ],
  "lastModified": "2026-06-17T07:45:18.580",
  "configurations": [
    {
      "nodes": [
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}