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{"bugzilla": {"description": "firefox: Disclosure of uninitialized memory when .toUpperCase() causes string to get longer", "id": "2349791", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2349791"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-824", "details": ["When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated into the result string This vulnerability affects Firefox < 136 and Thunderbird < 136.", "A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: When String.toUpperCase() causes a string to get longer, it is possible for uninitialized memory to be incorporated into the result string."], "name": "CVE-2025-1942", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "firefox-flatpak-container", "product_name": "Red Hat Enterprise Linux 10"}, {"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:7", "fix_state": "Fix deferred", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "firefox-flatpak-container", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-03-04T13:31:25Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-1942\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-1942\nhttps://bugzilla.mozilla.org/show_bug.cgi?id=1947139\nhttps://www.mozilla.org/security/advisories/mfsa2025-14/"], "statement": "Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.", "threat_severity": "Moderate"}