chromium-browser: Google Chrome V8: Out-of-bounds read and write leads to heap corruption

cve CVE-2025-14766 2 sources, 2 claims · Watch

Red Hat writes:
chromium-browser: Google Chrome V8: Out-of-bounds read and write leads to heap corruption the claim

What it is to other things

affectsapple/macos
NVD
affectsgoogle/chrome
NVD
affectslinux/linux_kernel
NVD
affectsmicrosoft/windows
NVD
made_byapple
NVD
made_bygoogle
NVD
made_bylinux
NVD
made_bymicrosoft
NVD

What each source says

PropertySourceSaidMeans here
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Its words
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Said since
2026-10-02 12:00 UTC
Last answered
2026-10-02 18:04 UTC
Original
open at the source
What the source handed over
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Said since
2026-09-29 09:44 UTC
Last answered
2026-10-02 18:04 UTC
Original
open at the source
What the source handed over
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—
Cwe
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Its words
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Said since
2026-09-29 09:44 UTC
Last answered
2026-10-02 18:04 UTC
Original
open at the source
What the source handed over
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Product
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Its words
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Read by
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Said since
2026-10-02 12:00 UTC
Last answered
2026-10-02 18:04 UTC
Original
open at the source
What the source handed over
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Source
Red Hat
Its words
important
Read by
field:severity
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-02 18:04 UTC
Original
open at the source
What the source handed over
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Status
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Read by
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Said since
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2026-10-02 18:04 UTC
Original
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Vendor
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NVDGoogle
receipt
Source
NVD
Its words
Google
Read by
field:cve.affected[].affectedData[].vendor
Said since
2026-10-02 12:00 UTC
Last answered
2026-10-02 18:04 UTC
Original
open at the source
What the source handed over
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                "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
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            "negate": false,
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        "operator": "AND"
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    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "Out of bounds read and write in V8 in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)"
      },
      {
        "lang": "es",
        "value": "Lectura y escritura fuera de límites en V8 en Google Chrome anterior a 143.0.7499.147 permitió a un atacante remoto explotar potencialmente la corrupción de la pila a través de una página HTML manipulada. (Gravedad de seguridad de Chromium: Alta)"
      }
    ],
    "id": "CVE-2025-14766",
    "lastModified": "2026-09-30T17:10:00.187",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
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          "impactScore": 5.9,
          "source": "nvd@nist.gov",
          "type": "Primary"
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            "baseScore": 8.8,
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            "confidentialityImpact": "HIGH",
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            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
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          "impactScore": 5.9,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        }
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      "ssvcV203": [
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          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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            "options": [
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              {
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            "role": "CISA Coordinator",
            "timestamp": "2025-12-18T04:55:20.878291Z",
            "version": "2.0.3"
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    "published": "2025-12-16T23:15:44.613",
    "references": [
      {
        "source": "chrome-cve-admin@google.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_16.html"
      },
      {
        "source": "chrome-cve-admin@google.com",
        "tags": [
          "Issue Tracking",
          "Permissions Required"
        ],
        "url": "https://issues.chromium.org/issues/466786677"
      }
    ],
    "sourceIdentifier": "chrome-cve-admin@google.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
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        "description": [
          {
            "lang": "en",
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            "value": "CWE-787"
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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    ]
  }
}
—

vulnerability

chromium-browser: Google Chrome V8: Out-of-bounds read and write leads to heap corruption
zetlyn/cve-redhat · 2025-12-16
cvss 8.8 cwe CWE-787 severity important source
Out of bounds read and write in V8 in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
zetlyn/cve-nvd · 2025-12-16
cvss 8.8 product Chrome status Analyzed vendor Google source