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{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Randell Jesup 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": 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"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: Use-after-free in <code>nsDNSService</code>", "id": "2255368", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2255368"}, "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 use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.", "The Mozilla Foundation Security Advisory describes this flaw as:\nA use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up."], "name": "CVE-2023-6862", "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-2023-6862\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6862\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-54/#CVE-2023-6862\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2023-55/#CVE-2023-6862"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Moderate", "upstream_fix": "firefox 115.6, thunderbird 115.6"}