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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Christian Holler, Jason Kratzer, Philipp, and Simon Giesecke as the original reporters.", "affected_release": [{"advisory": "RHSA-2020:4330", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "firefox-0:78.4.0-2.el6_10", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2020-10-26T00:00:00Z"}, {"advisory": "RHSA-2020:4947", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "thunderbird-0:78.4.0-1.el6_10", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2020-11-05T00:00:00Z"}, {"advisory": "RHSA-2020:4310", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:78.4.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-10-22T00:00:00Z"}, {"advisory": "RHSA-2020:4909", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:78.4.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-11-04T00:00:00Z"}, {"advisory": "RHSA-2020:4317", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:78.4.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-10-22T00:00:00Z"}, {"advisory": "RHSA-2020:4913", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:78.4.0-1.el8_3", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-11-04T00:00:00Z"}, {"advisory": "RHSA-2020:4311", "cpe": "cpe:/a:redhat:rhel_e4s:8.0", "package": "firefox-0:78.4.0-1.el8_0", "product_name": "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions", "release_date": "2020-10-22T00:00:00Z"}, {"advisory": "RHSA-2020:4944", "cpe": "cpe:/a:redhat:rhel_e4s:8.0", "package": "thunderbird-0:78.4.0-1.el8_0", "product_name": "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions", "release_date": "2020-11-05T00:00:00Z"}, {"advisory": "RHSA-2020:4315", "cpe": "cpe:/a:redhat:rhel_eus:8.1", "package": "firefox-0:78.4.0-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Extended Update Support", "release_date": "2020-10-22T00:00:00Z"}, {"advisory": "RHSA-2020:4945", "cpe": "cpe:/a:redhat:rhel_eus:8.1", "package": "thunderbird-0:78.4.0-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Extended Update Support", "release_date": "2020-11-05T00:00:00Z"}, {"advisory": "RHSA-2020:4948", "cpe": "cpe:/a:redhat:rhel_eus:8.2", "package": "thunderbird-0:78.4.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2020-11-05T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Memory safety bugs fixed in Firefox 82 and Firefox ESR 78.4", "id": "1889932", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1889932"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-120", "details": ["Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.4, Firefox < 82, and Thunderbird < 78.4."], "name": "CVE-2020-15683", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2020-10-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-15683\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-15683\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2020-46/#CVE-2020-15683"], "threat_severity": "Important"}