CVE-2026-70653

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{"affected": [{"affectedData": [{"product": "libvips", "vendor": "libvips", "versions": [{"status": "affected", "version": "< 8.18.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, the old-style Radiance RLE decoder in libvips/foreign/radiance.c can process a repeat marker at the beginning of a scanline in scanline_read_old and read q[-1] before any prior pixel exists. A crafted Radiance image loaded through VipsForeignLoadRad can therefore disclose four bytes of adjacent heap data, most likely other image data. This issue is fixed in version 8.18.3."}, {"lang": "es", "value": "libvips es una biblioteca r\u00e1pida de procesamiento de im\u00e1genes con bajas necesidades de memoria. Antes de la versi\u00f3n 8.18.3, el decodificador RLE de Radiance de estilo antiguo en libvips/foreign/radiance.c puede procesar un marcador de repetici\u00f3n al principio de una l\u00ednea de escaneo en scanline_read_old y leer q[-1] antes de que exista cualquier p\u00edxel anterior. Una imagen Radiance manipulada cargada a trav\u00e9s de VipsForeignLoadRad puede, por lo tanto, divulgar cuatro bytes de datos de pila adyacentes, muy probablemente otros datos de imagen. Este problema est\u00e1 corregido en la versi\u00f3n 8.18.3."}], "id": "CVE-2026-70653", "lastModified": "2026-10-26T10:10:00.140", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-70653", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-21T15:37:06.946015Z", "version": "2.0.3"}}]}, "published": "2026-08-20T21:17:08.427", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/libvips/libvips/commit/dc945573e15d598054e701c65b90a35b16b19304"}, {"source": "security-advisories@github.com", "url": "https://github.com/libvips/libvips/pull/5037"}, {"source": "security-advisories@github.com", "url": "https://github.com/libvips/libvips/releases/tag/v8.18.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/libvips/libvips/security/advisories/GHSA-fh99-55jf-5hj3"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "libvips: libvips: Information disclosure via heap-based buffer read overflow", "id": "2520798", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2520798"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "status": "draft"}, "cwe": "CWE-125", "details": ["libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, the old-style Radiance RLE decoder in libvips/foreign/radiance.c can process a repeat marker at the beginning of a scanline in scanline_read_old and read q[-1] before any prior pixel exists. A crafted Radiance image loaded through VipsForeignLoadRad can therefore disclose four bytes of adjacent heap data, most likely other image data. This issue is fixed in version 8.18.3.", "A flaw was found in libvips. A heap-based buffer read overflow vulnerability exists in the old-style Radiance RLE decoder. A remote attacker could exploit this by providing a specially crafted Radiance image. This could lead to the disclosure of four bytes of adjacent heap data, potentially revealing sensitive image information."], "mitigation": {"lang": "en:us", "value": "No mitigation is required for currently supported Red Hat products, which are not affected by this vulnerability. Users of libvips versions before 8.18.3 should upgrade to 8.18.3 or later. Until an upgrade can be applied, the Radiance loader can be disabled in application code:\nvips_operation_block_set(\"VipsForeignLoadRad\", TRUE);\nAlternatively, set the VIPS_BLOCK_UNTRUSTED environment variable to disable all untrusted image decoders, including the Radiance loader. VIPS_BLOCK_UNTRUSTED is broader than blocking Radiance alone and may disable other loaders the application relies on."}, "name": "CVE-2026-70653", "public_date": "2026-08-20T21:06:26Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-70653\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-70653\nhttps://github.com/libvips/libvips/commit/dc945573e15d598054e701c65b90a35b16b19304\nhttps://github.com/libvips/libvips/pull/5037\nhttps://github.com/libvips/libvips/releases/tag/v8.18.3\nhttps://github.com/libvips/libvips/security/advisories/GHSA-fh99-55jf-5hj3"], "statement": "This issue is a local out-of-bounds read of four bytes of adjacent heap data in libvips when decoding a crafted Radiance HDR image. It is fixed in libvips 8.18.3. Red Hat Product Security has determined that this vulnerability does not affect any currently supported Red Hat product. This assessment may evolve based on further analysis and discovery.", "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,8.18.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "libvips", "source": "cna", "vendor": "libvips"}, "product": "libvips", "vendor": "libvips"}], "created": "2026-08-20T22:45:02.858373+00:00", "updated": "2026-09-10T05:45:06.416776+00:00", "vendors": ["libvips", "libvips$PRODUCT$libvips"]}