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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Lukas Bernhard as the original reporter.", "affected_release": [{"advisory": "RHSA-2020:3835", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "firefox-0:78.3.0-1.el6_10", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2020-09-24T00:00:00Z"}, {"advisory": "RHSA-2020:4158", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "thunderbird-0:78.3.1-1.el6_10", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2020-10-01T00:00:00Z"}, {"advisory": "RHSA-2020:4080", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:78.3.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-09-30T00:00:00Z"}, {"advisory": "RHSA-2020:4163", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:78.3.1-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2020-10-01T00:00:00Z"}, {"advisory": "RHSA-2020:3832", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:78.3.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-09-24T00:00:00Z"}, {"advisory": "RHSA-2020:4155", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:78.3.1-1.el8_2", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-10-01T00:00:00Z"}, {"advisory": "RHSA-2020:3834", "cpe": "cpe:/a:redhat:rhel_e4s:8.0", "package": "firefox-0:78.3.0-1.el8_0", "product_name": "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions", "release_date": "2020-09-24T00:00:00Z"}, {"advisory": "RHSA-2020:4156", "cpe": "cpe:/a:redhat:rhel_e4s:8.0", "package": "thunderbird-0:78.3.1-1.el8_0", "product_name": "Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions", "release_date": "2020-10-01T00:00:00Z"}, {"advisory": "RHSA-2020:3833", "cpe": "cpe:/a:redhat:rhel_eus:8.1", "package": "firefox-0:78.3.0-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Extended Update Support", "release_date": "2020-09-24T00:00:00Z"}, {"advisory": "RHSA-2020:4157", "cpe": "cpe:/a:redhat:rhel_eus:8.1", "package": "thunderbird-0:78.3.1-1.el8_1", "product_name": "Red Hat Enterprise Linux 8.1 Extended Update Support", "release_date": "2020-10-01T00:00:00Z"}], "bugzilla": {"description": "Mozilla: When recursing through layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free scenario", "id": "1881666", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1881666"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free. This occurs because the function APZCTreeManager::ComputeClippedCompositionBounds did not follow iterator invalidation rules. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.", "The Mozilla Foundation Security Advisory describes this flaw as:\nWhen recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free. This occurs because the function `APZCTreeManager::ComputeClippedCompositionBounds` did not follow iterator invalidation rules."], "name": "CVE-2020-15678", "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": "2020-09-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-15678\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-15678\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2020-43/#CVE-2020-15678"], "threat_severity": "Moderate"}