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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Yangkang of 360 ATA Team as the original reporter.", "affected_release": [{"advisory": "RHSA-2023:7505", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:115.5.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7509", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:115.5.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7500", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:115.5.0-1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7508", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:115.5.0-1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7502", "cpe": "cpe:/a:redhat:rhel_e4s:8.1", "package": 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"2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7570", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "thunderbird-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7569", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "firefox-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7570", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "thunderbird-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7569", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "firefox-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7570", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "thunderbird-0:115.5.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2023-11-29T00:00:00Z"}, {"advisory": "RHSA-2023:7503", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "thunderbird-0:115.5.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7512", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "firefox-0:115.5.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7504", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "thunderbird-0:115.5.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7511", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "firefox-0:115.5.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7501", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "thunderbird-0:115.5.0-1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7507", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "firefox-0:115.5.0-1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7506", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "thunderbird-0:115.5.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7510", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "firefox-0:115.5.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7499", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "thunderbird-0:115.5.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2023-11-27T00:00:00Z"}, {"advisory": "RHSA-2023:7577", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "firefox-0:115.5.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2023-11-29T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Use-after-free in MessagePort::Entangled", "id": "2250897", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2250897"}, "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": ["It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.", "The Mozilla Foundation Security Advisory describes this flaw as:\nIt was possible to cause the use of a MessagePort after it had already\nbeen freed, which could potentially have led to an exploitable crash."], "name": "CVE-2023-6205", "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": "2023-11-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6205\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6205\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-50/#CVE-2023-6205\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-52/#CVE-2023-6205"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Important", "upstream_fix": "firefox 115.5, thunderbird 115.5"}