{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33812","assignerOrgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","state":"PUBLISHED","assignerShortName":"Go","dateReserved":"2026-03-23T20:35:32.814Z","datePublished":"2026-04-21T19:21:28.556Z","dateUpdated":"2026-04-21T20:43:11.915Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","shortName":"Go","dateUpdated":"2026-04-21T19:21:28.556Z"},"title":"Excessive memory allocation when decoding malicious SFNT in golang.org/x/image","descriptions":[{"lang":"en","value":"Parsing a malicious font file can cause excessive memory allocation."}],"affected":[{"vendor":"golang.org/x/image","product":"golang.org/x/image/font/sfnt","collectionURL":"https://pkg.go.dev","packageName":"golang.org/x/image/font/sfnt","versions":[{"version":"0","lessThan":"0.39.0","status":"affected","versionType":"semver"}],"programRoutines":[{"name":"source.view"},{"name":"Collection.Font"},{"name":"Font.GlyphAdvance"},{"name":"Font.GlyphBounds"},{"name":"Font.GlyphIndex"},{"name":"Font.GlyphName"},{"name":"Font.Kern"},{"name":"Font.LoadGlyph"},{"name":"Font.Name"},{"name":"Font.WriteSourceTo"},{"name":"Parse"},{"name":"ParseCollection"},{"name":"ParseCollectionReaderAt"},{"name":"ParseReaderAt"}],"defaultStatus":"unaffected"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-789: Memory Allocation with Excessive Size Value"}]}],"references":[{"url":"https://go.dev/cl/761180"},{"url":"https://go.dev/issue/78382"},{"url":"https://pkg.go.dev/vuln/GO-2026-4962"}],"credits":[{"lang":"en","value":"Andy Gill, ZephrSec Ltd"}]},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.1,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-04-21T20:43:08.370574Z","id":"CVE-2026-33812","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":"2026-04-21T20:43:11.915Z"}}]}}