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{"bugzilla": {"description": "sqlite3-ruby: sqlite3: sqlite3-ruby: Use-after-free when redefining SQLite functions with different arity", "id": "2508082", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2508082"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-825", "details": ["sqlite3 provides Ruby bindings for the SQLite3 embedded database. In version 2.9.4 and earlier, redefining a SQLite function with a different arity frees the previously registered function handler while SQLite may still reference it, resulting in a use-after-free. This issue is fixed in version 2.9.5.", "A flaw was found in sqlite3-ruby. When a SQLite function is redefined with a different number of arguments (arity), the previously registered function handler is prematurely freed. This can lead to a use-after-free vulnerability, where the program attempts to access memory that has already been released. Such a vulnerability could potentially result in unexpected program behavior, information disclosure, or a denial of service."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}, "name": "CVE-2026-54619", "package_state": [{"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Fix deferred", "package_name": "rubygem-sqlite3", "product_name": "Red Hat Satellite 6"}, {"cpe": "cpe:/a:redhat:satellite:6", "fix_state": "Fix deferred", "package_name": "satellite:el8/rubygem-sqlite3", "product_name": "Red Hat Satellite 6"}], "public_date": "2026-07-28T16:21:20Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-54619\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-54619\nhttps://github.com/sparklemotion/sqlite3-ruby/commit/2bd436d17f77cdd4c31b00fe9d50b0d21cbaf033\nhttps://github.com/sparklemotion/sqlite3-ruby/pull/710\nhttps://github.com/sparklemotion/sqlite3-ruby/releases/tag/v2.9.5\nhttps://github.com/sparklemotion/sqlite3-ruby/security/advisories/GHSA-28hh-pr2h-2w89"], "statement": "This flaw exhibits low, bounded impact across Confidentiality, Integrity, and Availability (C:L, I:L, A:L) because exploitation requires an attacker to inject custom Ruby code that redefines an existing SQLite function with a different arity. In typical deployments, application databases process standard SQL queries and do not expose dynamic function registration interface bindings to untrusted user input. Consequently, successful exploitation is restricted to environments where untrusted local users already have execution privileges allowing them to register arbitrary Ruby callback functions.", "threat_severity": "Moderate"}