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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 in AudioSourceProviderGStreamer leading to arbitrary code execution", "id": "1928886", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928886"}, "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": ["A code execution vulnerability exists in the AudioSourceProviderGStreamer functionality of Webkit WebKitGTK 2.30.1. A specially crafted web page can lead to a use after free.", "A use-after-free issue was found in the AudioSourceProviderGStreamer class of WebKitGTK and WPE WebKit in versions prior to 2.30.5. 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-2020-13558", "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": "2021-02-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-13558\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-13558\nhttps://webkitgtk.org/security/WSA-2021-0001.html"], "threat_severity": "Moderate", "upstream_fix": "webkitgtk 2.30.5"}