{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-64720","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2025-11-10T14:07:42.922Z","datePublished":"2025-11-24T23:45:38.315Z","dateUpdated":"2025-11-25T19:28:20.336Z"},"containers":{"cna":{"title":"LIBPNG is vulnerable to a buffer overflow in `png_image_read_composite` via incorrect palette premultiplication","problemTypes":[{"descriptions":[{"cweId":"CWE-125","lang":"en","description":"CWE-125: Out-of-bounds Read","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/pnggroup/libpng/security/advisories/GHSA-hfc7-ph9c-wcww","tags":["x_refsource_CONFIRM"],"url":"https://github.com/pnggroup/libpng/security/advisories/GHSA-hfc7-ph9c-wcww"},{"name":"https://github.com/pnggroup/libpng/issues/686","tags":["x_refsource_MISC"],"url":"https://github.com/pnggroup/libpng/issues/686"},{"name":"https://github.com/pnggroup/libpng/pull/751","tags":["x_refsource_MISC"],"url":"https://github.com/pnggroup/libpng/pull/751"},{"name":"https://github.com/pnggroup/libpng/commit/08da33b4c88cfcd36e5a706558a8d7e0e4773643","tags":["x_refsource_MISC"],"url":"https://github.com/pnggroup/libpng/commit/08da33b4c88cfcd36e5a706558a8d7e0e4773643"}],"affected":[{"vendor":"pnggroup","product":"libpng","versions":[{"version":">= 1.6.0, < 1.6.51","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2025-11-24T23:45:38.315Z"},"descriptions":[{"lang":"en","value":"LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, an out-of-bounds read vulnerability exists in png_image_read_composite when processing palette images with PNG_FLAG_OPTIMIZE_ALPHA enabled. The palette compositing code in png_init_read_transformations incorrectly applies background compositing during premultiplication, violating the invariant component ≤ alpha × 257 required by the simplified PNG API. This issue has been patched in version 1.6.51."}],"source":{"advisory":"GHSA-hfc7-ph9c-wcww","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/pnggroup/libpng/security/advisories/GHSA-hfc7-ph9c-wcww","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-11-25T19:28:16.806638Z","id":"CVE-2025-64720","options":[{"Exploitation":"poc"},{"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":"2025-11-25T19:28:20.336Z"}}]}}