{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-1933", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2025-03-04T12:29:32.686Z", "datePublished": "2025-03-04T13:31:23.856Z", "dateUpdated": "2026-06-04T14:47:53.955Z" }, "containers": { "cna": { "affected": [ { "product": "Firefox", "vendor": "Mozilla", "versions": [ { "status": "unaffected", "version": "115.21", "lessThanOrEqual": "115.*", "versionType": "rpm" }, { "status": "unaffected", "version": "128.8", "lessThanOrEqual": "128.*", "versionType": "rpm" }, { "status": "unaffected", "version": "136", "lessThanOrEqual": "*", "versionType": "rpm" } ] }, { "product": "Thunderbird", "vendor": "Mozilla", "versions": [ { "status": "unaffected", "version": "128.8", "lessThanOrEqual": "128.*", "versionType": "rpm" }, { "status": "unaffected", "version": "136", "lessThanOrEqual": "*", "versionType": "rpm" } ] } ], "descriptions": [ { "lang": "en", "value": "On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability was fixed in Firefox 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability was fixed in Firefox 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8." } ] } ], "title": "JIT corruption of WASM i32 return values on 64-bit CPUs", "references": [ { "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1946004" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2025-14/" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2025-15/" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2025-16/" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2025-17/" }, { "url": "https://www.mozilla.org/security/advisories/mfsa2025-18/" } ], "credits": [ { "lang": "en", "value": "Xiangwei Zhang and kkdong of Tencent Security YUNDING LAB" } ], "providerMetadata": { "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2026-04-13T14:27:38.226Z" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "lang": "en", "description": "CWE-noinfo Not enough information" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2025-03-04T15:58:36.269836Z", "id": "CVE-2025-1933", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-04T14:47:53.955Z" } }, { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00006.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T20:57:18.028Z" } } ] } }