CVE-2018-5148
Estado: ModificadaCrítica (9.8)—
A use-after-free vulnerability can occur in the compositor during certain graphics operations when a raw pointer is used instead of a reference counted one. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.7.3 and Firefox < 59.0.2.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.97%
- Percentil entre todas las CVEs puntuadas: 87
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (7)
CWE
- CWE-416
Referencias
- http://www.securityfocus.com/bid/103506
- http://www.securitytracker.com/id/1040574
- https://access.redhat.com/errata/RHSA-2018:1098
- https://access.redhat.com/errata/RHSA-2018:1099
- https://bugzilla.mozilla.org/show_bug.cgi?id=1440717
- https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html
- https://usn.ubuntu.com/3609-1/
- https://www.debian.org/security/2018/dsa-4153
- https://www.mozilla.org/security/advisories/mfsa2018-10/
- http://www.securityfocus.com/bid/103506
- http://www.securitytracker.com/id/1040574
- https://access.redhat.com/errata/RHSA-2018:1098
- https://access.redhat.com/errata/RHSA-2018:1099
- https://bugzilla.mozilla.org/show_bug.cgi?id=1440717
- https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html
- https://usn.ubuntu.com/3609-1/
- https://www.debian.org/security/2018/dsa-4153
- https://www.mozilla.org/security/advisories/mfsa2018-10/
JSON original (NVD)
Mostrar
{
"id": "CVE-2018-5148",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.0",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@mozilla.org",
"affectedData": [
{
"vendor": "Mozilla",
"product": "Firefox ESR",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "52.7.3",
"versionType": "custom"
}
]
},
{
"vendor": "Mozilla",
"product": "Firefox",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "59.0.2",
"versionType": "custom"
}
]
}
]
}
],
"published": "2018-06-11T21:29:14.873",
"references": [
{
"url": "http://www.securityfocus.com/bid/103506",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "security@mozilla.org"
},
{
"url": "http://www.securitytracker.com/id/1040574",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "security@mozilla.org"
},
{
"url": "https://access.redhat.com/errata/RHSA-2018:1098",
"tags": [
"Third Party Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "https://access.redhat.com/errata/RHSA-2018:1099",
"tags": [
"Third Party Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1440717",
"tags": [
"Issue Tracking",
"Permissions Required",
"Third Party Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html",
"tags": [
"Third Party Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "https://usn.ubuntu.com/3609-1/",
"tags": [
"Third Party Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "https://www.debian.org/security/2018/dsa-4153",
"tags": [
"Third Party Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2018-10/",
"tags": [
"Vendor Advisory"
],
"source": "security@mozilla.org"
},
{
"url": "http://www.securityfocus.com/bid/103506",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securitytracker.com/id/1040574",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://access.redhat.com/errata/RHSA-2018:1098",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://access.redhat.com/errata/RHSA-2018:1099",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1440717",
"tags": [
"Issue Tracking",
"Permissions Required",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00023.html",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://usn.ubuntu.com/3609-1/",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.debian.org/security/2018/dsa-4153",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.mozilla.org/security/advisories/mfsa2018-10/",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-416"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A use-after-free vulnerability can occur in the compositor during certain graphics operations when a raw pointer is used instead of a reference counted one. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.7.3 and Firefox < 59.0.2."
},
{
"lang": "es",
"value": "Puede ocurrir una vulnerabilidad de uso de memoria previamente liberada en el compositor durante determinadas operaciones de gráficos cuando un puntero raw se utiliza en vez de una de conteo de referencias. Esto resulta en un cierre inesperado explotable. Esta vulnerabilidad afecta a las versiones anteriores a la 52.7.3 de Firefox ESR y las versiones anteriores a la 59.0.2 de Firefox."
}
],
"lastModified": "2026-06-17T01:59:42.853",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EE249E1B-A1FD-4E08-AA71-A0E1F10FFE97"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9BBCD86A-E6C7-4444-9D74-F861084090F0"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A4E9DD8A-A68B-4A69-8B01-BFF92A2020A8"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E5ED5807-55B7-47C5-97A6-03233F4FBC3A"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A347BA7B-FB50-4C03-AA7A-CC9D3829F011",
"versionEndExcluding": "59.0.2"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "58376F05-48BF-4094-826D-C8383554B0AC",
"versionEndExcluding": "52.7.3"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B"
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9070C9D8-A14A-467F-8253-33B966C16886"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@mozilla.org"
}