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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "matchCriteriaId": "99CABF0F-D201-46AE-83DC-09257264BF7D", "versionEndIncluding": "48.0.2564.116", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Use-after-free vulnerability in the StyleResolver::appendCSSStyleSheet function in WebKit/Source/core/css/resolver/StyleResolver.cpp in Blink, as used in Google Chrome before 49.0.2623.75, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted web site that triggers Cascading Style Sheets (CSS) style invalidation during a certain subtree-removal action."}, {"lang": "es", "value": "Vulnerabilidad de uso despu\u00e9s de liberaci\u00f3n de memoria en la funci\u00f3n StyleResolver::appendCSSStyleSheet en WebKit/Source/core/css/resolver/StyleResolver.cpp en Blink, tal como se utiliza en Google Chrome en versiones anteriores a 49.0.2623.75, permite a atacantes remotos provocar una denegaci\u00f3n de servicio o posiblemente tener otro impacto no especificado a trav\u00e9s de un sitio web manipulado que desencadena la invalidaci\u00f3n del estilo Cascading Style Sheets (CSS) durante cierta acci\u00f3n de eliminaci\u00f3n de sub\u00e1rbol."}], "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/416.html\">CWE-416: Use After Free</a>", "id": "CVE-2016-1634", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, 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"http://www.ubuntu.com/usn/USN-2920-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://code.google.com/p/chromium/issues/detail?id=559292"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://codereview.chromium.org/1556963002"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201603-09"}], "sourceIdentifier": "chrome-cve-admin@google.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2016:0359", "cpe": "cpe:/a:redhat:rhel_extras:6", "package": "chromium-browser-0:49.0.2623.75-1.el6", "product_name": "Red Hat Enterprise Linux 6 Supplementary", "release_date": "2016-03-07T00:00:00Z"}], "bugzilla": {"description": "chromium-browser: use-after-free in Blink", "id": "1314218", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1314218"}, "csaw": false, "cvss": {"cvss_base_score": "6.8", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-416", "details": ["Use-after-free vulnerability in the StyleResolver::appendCSSStyleSheet function in WebKit/Source/core/css/resolver/StyleResolver.cpp in Blink, as used in Google Chrome before 49.0.2623.75, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted web site that triggers Cascading Style Sheets (CSS) style invalidation during a certain subtree-removal action."], "name": "CVE-2016-1634", "public_date": "2016-03-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-1634\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-1634\nhttp://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html"], "threat_severity": "Important"}