{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-34704", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2024-05-07T13:53:00.132Z", "datePublished": "2024-05-13T19:13:27.510Z", "dateUpdated": "2024-08-02T02:59:21.780Z"}, "containers": {"cna": {"title": "era-compiler-solidity contains a `xor(zext(cmp), -1)` misoptimization", "problemTypes": [{"descriptions": [{"cweId": "CWE-682", "lang": "en", "description": "CWE-682: Incorrect Calculation", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-22pj-7cvw-r3gc", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-22pj-7cvw-r3gc"}], "affected": [{"vendor": "matter-labs", "product": "era-compiler-solidity", "versions": [{"version": ">= 1.2.0, <= 1.4.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2024-05-13T19:13:27.510Z"}, "descriptions": [{"lang": "en", "value": "era-compiler-solidity is the ZKsync compiler for Solidity. The problem occurred during instruction selection in the `DAGCombine` phase while visiting the XOR operation. The issue arises when attempting to fold the expression `!(x cc y)` into `(x !cc y)`. To perform this transformation, the second operand of XOR should be a constant representing the true value. However, it was incorrectly assumed that -1 represents the true value, when in fact, 1 is the correct representation, so this transformation for this case should be skipped. This vulnerability is fixed in 1.4.1."}], "source": {"advisory": "GHSA-22pj-7cvw-r3gc", "discovery": "UNKNOWN"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-34704", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-05-14T01:22:19.210870Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:matter-labs:era-compiler-solidity:1.2.0:*:*:*:*:*:*:*"], "vendor": "matter-labs", "product": "era-compiler-solidity", "versions": [{"status": "affected", "version": "1.2.0", "lessThan": "1.4.1", "versionType": "custom"}], "defaultStatus": "unknown"}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:42:30.012Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T02:59:21.780Z"}, "title": "CVE Program Container", "references": [{"name": "https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-22pj-7cvw-r3gc", "tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-22pj-7cvw-r3gc"}]}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "era-compiler-solidity is the ZKsync compiler for Solidity. The problem occurred during instruction selection in the `DAGCombine` phase while visiting the XOR operation. The issue arises when attempting to fold the expression `!(x cc y)` into `(x !cc y)`. To perform this transformation, the second operand of XOR should be a constant representing the true value. However, it was incorrectly assumed that -1 represents the true value, when in fact, 1 is the correct representation, so this transformation for this case should be skipped. This vulnerability is fixed in 1.4.1."}, {"lang": "es", "value": "era-compiler-solidity es el compilador ZKsync para Solidity. El problema ocurri\u00f3 durante la selecci\u00f3n de instrucciones en la fase \"DAGCombine\" mientras se visitaba la operaci\u00f3n XOR. El problema surge al intentar doblar la expresi\u00f3n `!(x cc y)` en `(x !cc y)`. Para realizar esta transformaci\u00f3n, el segundo operando de XOR debe ser una constante que represente el valor verdadero. Sin embargo, se asumi\u00f3 incorrectamente que -1 representa el valor verdadero, cuando en realidad 1 es la representaci\u00f3n correcta, por lo que se debe omitir esta transformaci\u00f3n en este caso. Esta vulnerabilidad se solucion\u00f3 en 1.4.1."}], "id": "CVE-2024-34704", "lastModified": "2026-04-15T00:35:42.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2024-05-14T15:39:29.560", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-22pj-7cvw-r3gc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/matter-labs/era-compiler-solidity/security/advisories/GHSA-22pj-7cvw-r3gc"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-682"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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