{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-31740", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "assignerShortName": "mozilla", "dateUpdated": "2022-12-22T00:00:00", "dateReserved": "2022-05-26T00:00:00", "datePublished": "2022-12-22T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2022-12-22T00:00:00"}, "descriptions": [{"lang": "en", "value": "On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10."}], "affected": [{"vendor": "Mozilla", "product": "Thunderbird", "versions": [{"version": "unspecified", "lessThan": "91.10", "status": "affected", "versionType": "custom"}]}, {"vendor": "Mozilla", "product": "Firefox", "versions": [{"version": "unspecified", "lessThan": "101", "status": "affected", "versionType": "custom"}]}, {"vendor": "Mozilla", "product": "Firefox ESR", "versions": [{"version": "unspecified", "lessThan": "91.10", "status": "affected", "versionType": "custom"}]}], "references": [{"url": "https://www.mozilla.org/security/advisories/mfsa2022-20/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2022-22/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2022-21/"}, {"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1766806"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Register allocation problem in WASM on arm64"}]}]}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "52843F5C-D729-47F6-AAAF-7BAFCE67D91F", "versionEndExcluding": "101.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*", "matchCriteriaId": "4A30F8BF-AE74-4F4D-A80A-F924AA128DE5", "versionEndExcluding": "91.10", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*", "matchCriteriaId": "4A62DB30-D938-4ADD-BF43-9BBC56A6B8C0", "versionEndExcluding": "91.10", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10."}, {"lang": "es", "value": "En arm64, el c\u00f3digo WASM podr\u00eda haber dado lugar a una generaci\u00f3n de ensamblaje incorrecta, lo que provoc\u00f3 un problema de asignaci\u00f3n de registros y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird &lt; 91.10, Firefox &lt; 101 y Firefox ESR &lt; 91.10."}], "id": "CVE-2022-31740", "lastModified": "2023-01-06T14:00:41.143", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-12-22T20:15:28.790", "references": [{"source": "security@mozilla.org", "tags": ["Issue Tracking", "Permissions Required", "Vendor Advisory"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1766806"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2022-20/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2022-21/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2022-22/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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