fkie_cve-2025-8033
Vulnerability from fkie_nvd
Published
2025-07-22 21:15
Modified
2025-07-28 18:42
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Summary
The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability affects Firefox < 141, Firefox ESR < 115.26, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1.
References
security@mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1973990Permissions Required
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-56/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-57/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-58/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-59/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-61/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-62/Vendor Advisory
security@mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-63/Vendor Advisory
Impacted products
Vendor Product Version
mozilla firefox *
mozilla firefox *
mozilla firefox *
mozilla firefox *
mozilla thunderbird *
mozilla thunderbird *
mozilla thunderbird *


To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
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      "value": "The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability affects Firefox \u003c 141, Firefox ESR \u003c 115.26, Firefox ESR \u003c 128.13, Firefox ESR \u003c 140.1, Thunderbird \u003c 141, Thunderbird \u003c 128.13, and Thunderbird \u003c 140.1."
    },
    {
      "lang": "es",
      "value": "El motor de JavaScript no gestionaba correctamente los generadores cerrados y era posible resumirlos, lo que provocaba una desreferencia nullptr. Esta vulnerabilidad afecta a Firefox \u0026lt; 141, Firefox ESR \u0026lt; 115.26, Firefox ESR \u0026lt; 128.13, Firefox ESR \u0026lt; 140.1, Thunderbird \u0026lt; 141, Thunderbird \u0026lt; 128.13 y Thunderbird \u0026lt; 140.1."
    }
  ],
  "id": "CVE-2025-8033",
  "lastModified": "2025-07-28T18:42:05.727",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
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        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
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  "published": "2025-07-22T21:15:50.457",
  "references": [
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      "tags": [
        "Permissions Required"
      ],
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1973990"
    },
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      "tags": [
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      "url": "https://www.mozilla.org/security/advisories/mfsa2025-56/"
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      "tags": [
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      "url": "https://www.mozilla.org/security/advisories/mfsa2025-57/"
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  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
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          "value": "CWE-476"
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      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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