CVE-2026-34165

{"id": "CVE-2026-34165", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-34165", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-04-02T15:09:59.782648Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.3}]}, "affected": [{"source": "security-advisories@github.com", "affectedData": [{"vendor": "go-git", "product": "go-git", "versions": [{"status": "affected", "version": ">= 5.0.0, < 5.17.1"}]}]}], "published": "2026-03-31T15:16:17.343", "references": [{"url": "https://github.com/go-git/go-git/releases/tag/v5.17.1", "tags": ["Product", "Release Notes"], "source": "security-advisories@github.com"}, {"url": "https://github.com/go-git/go-git/security/advisories/GHSA-jhf3-xxhw-2wpp", "tags": ["Vendor Advisory"], "source": "security-advisories@github.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-191"}, {"lang": "en", "value": "CWE-770"}]}], "descriptions": [{"lang": "en", "value": "go-git is an extensible git implementation library written in pure Go. From version 5.0.0 to before version 5.17.1, a vulnerability has been identified in which a maliciously crafted .idx file can cause asymmetric memory consumption, potentially exhausting available memory and resulting in a denial-of-service (DoS) condition. Exploitation requires write access to the local repository's .git directory, it order to create or alter existing .idx files. This issue has been patched in version 5.17.1."}, {"lang": "es", "value": "go-git es una biblioteca de implementaci\u00f3n de git extensible escrita en Go puro. Desde la versi\u00f3n 5.0.0 hasta antes de la versi\u00f3n 5.17.1, se ha identificado una vulnerabilidad en la que un archivo .idx creado maliciosamente puede causar un consumo asim\u00e9trico de memoria, agotando potencialmente la memoria disponible y resultando en una condici\u00f3n de denegaci\u00f3n de servicio (DoS). La explotaci\u00f3n requiere acceso de escritura al directorio .git del repositorio local, para crear o alterar archivos .idx existentes. Este problema ha sido parcheado en la versi\u00f3n 5.17.1."}], "lastModified": "2026-07-24T21:10:00.143", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:go-git_project:go-git:*:*:*:*:*:go:*:*", "vulnerable": true, "matchCriteriaId": "E220E9FE-E976-448B-813E-87BD0E67C712", "versionEndExcluding": "5.17.1", "versionStartIncluding": "5.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}