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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Ronald Crane as the original reporter.", "affected_release": [{"advisory": "RHSA-2024:0026", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:115.6.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0027", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "thunderbird-0:115.6.0-1.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0003", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "thunderbird-0:115.6.0-1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0012", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "firefox-0:115.6.0-1.el8_9", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0023", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "firefox-0:115.6.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0030", "cpe": "cpe:/a:redhat:rhel_aus:8.2", "package": "thunderbird-0:115.6.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0023", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "firefox-0:115.6.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0030", "cpe": "cpe:/a:redhat:rhel_tus:8.2", "package": "thunderbird-0:115.6.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0023", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "firefox-0:115.6.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0030", "cpe": "cpe:/a:redhat:rhel_e4s:8.2", "package": "thunderbird-0:115.6.0-1.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0021", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "firefox-0:115.6.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0028", "cpe": "cpe:/a:redhat:rhel_aus:8.4", "package": "thunderbird-0:115.6.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0021", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "firefox-0:115.6.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0028", "cpe": "cpe:/a:redhat:rhel_tus:8.4", "package": "thunderbird-0:115.6.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0021", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "firefox-0:115.6.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0028", "cpe": "cpe:/a:redhat:rhel_e4s:8.4", "package": "thunderbird-0:115.6.0-1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0005", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "thunderbird-0:115.6.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0024", "cpe": "cpe:/a:redhat:rhel_eus:8.6", "package": "firefox-0:115.6.0-1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0004", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "thunderbird-0:115.6.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0011", "cpe": "cpe:/a:redhat:rhel_eus:8.8", "package": "firefox-0:115.6.0-1.el8_8", "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0001", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "thunderbird-0:115.6.0-1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0025", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "firefox-0:115.6.0-1.el9_3", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0002", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "thunderbird-0:115.6.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0022", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "firefox-0:115.6.0-1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0019", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "firefox-0:115.6.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}, {"advisory": "RHSA-2024:0029", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "thunderbird-0:115.6.0-1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-01-02T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Undefined behavior in <code>ShutdownObserver()</code>", "id": "2255369", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2255369"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-20", "details": ["The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.", "The Mozilla Foundation Security Advisory describes this flaw as:\nThe `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor."], "name": "CVE-2023-6863", "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": "2023-12-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6863\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6863\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-54/#CVE-2023-6863\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-55/#CVE-2023-6863"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Low", "upstream_fix": "firefox 115.6, thunderbird 115.6"}