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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. 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Update Support", "release_date": "2023-09-04T00:00:00Z"}, {"advisory": "RHSA-2023:4950", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "firefox-0:102.15.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2023-09-04T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Memory corruption in IPC CanvasTranslator", "id": "2236071", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2236071"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["When receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.", "The Mozilla Foundation Security Advisory describes this flaw as:\nWhen receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash."], "name": "CVE-2023-4573", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2023-08-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-4573\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-4573\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-36/#CVE-2023-4573"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Important", "upstream_fix": "thunderbird 102.15, thunderbird 115.2, firefox 102.15, firefox 115.2"}