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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Looben Yang as the original reporter.", "affected_release": [{"advisory": "RHSA-2017:2456", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "firefox-0:52.3.0-3.el6_9", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-08-10T00:00:00Z"}, {"advisory": "RHSA-2017:2534", "cpe": "cpe:/o:redhat:enterprise_linux:6", "impact": "important", "package": "thunderbird-0:52.3.0-1.el6_9", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2017-08-24T00:00:00Z"}, {"advisory": "RHSA-2017:2456", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:52.3.0-2.el7_4", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-08-10T00:00:00Z"}, {"advisory": "RHSA-2017:2534", "cpe": "cpe:/o:redhat:enterprise_linux:7", "impact": "important", "package": "thunderbird-0:52.3.0-1.el7_4", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-08-24T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Use-after-free in WebSockets during disconnection (MFSA 2017-19)", "id": "1479218", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1479218"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.8", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55."], "name": "CVE-2017-7800", "public_date": "2017-08-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-7800\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7800\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2017-19/#CVE-2017-7800"], "threat_severity": "Critical"}