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{"affected_release": [{"advisory": "RHSA-2021:4381", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "webkit2gtk3-0:2.32.3-2.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-11-09T00:00:00Z"}], "bugzilla": {"description": "webkitgtk: Use-after-free leading to arbitrary code execution", "id": "1944323", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1944323"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.", "A use-after-free issue was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. Processing maliciously crafted web content may lead to arbitrary code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2020-27918", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "webkitgtk", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "webkitgtk3", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "webkitgtk4", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "webkit2gtk3", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-03-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-27918\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-27918\nhttps://webkitgtk.org/security/WSA-2021-0002.html"], "threat_severity": "Moderate"}