CVE-2026-69242

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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, a crafted many-band TIFF processed through VipsForeignLoadTiff can evade scanline validation in libvips/iofuncs/image.c and cause an integer overflow in vips_image_sanity. The resulting buffer-region calculation can access attacker-controlled negative offsets in mmap-resident allocations, allowing reads or writes of other image data, possible data disclosure through uncompressed .v output, and likely process crashes. Remote code execution has not been demonstrated but cannot be ruled out. This issue is fixed in version 8.18.3."}, {"lang": "es", "value": "libvips es una biblioteca de procesamiento de im\u00e1genes r\u00e1pida con bajas necesidades de memoria. Antes de la versi\u00f3n 8.18.3, un TIFF de m\u00faltiples bandas manipulado procesado a trav\u00e9s de VipsForeignLoadTiff puede evadir la validaci\u00f3n de l\u00ednea de escaneo en libvips/iofuncs/image.c y causar un desbordamiento de entero en vips_image_sanity. El c\u00e1lculo resultante de la regi\u00f3n del b\u00fafer puede acceder a desplazamientos negativos controlados por el atacante en asignaciones residentes en mmap, permitiendo lecturas o escrituras de otros datos de imagen, posible divulgaci\u00f3n de datos a trav\u00e9s de la salida .v sin comprimir, y probables fallos del proceso. La ejecuci\u00f3n remota de c\u00f3digo no ha sido demostrada pero no puede descartarse. Este problema est\u00e1 solucionado en la versi\u00f3n 8.18.3."}], "id": "CVE-2026-69242", "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": 8.4, "baseSeverity": "HIGH", "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": "HIGH", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/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": "HIGH", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-69242", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-21T16:19:58.384513Z", "version": "2.0.3"}}]}, "published": "2026-08-20T21:17:07.697", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/libvips/libvips/commit/c72f50927413cd2451837d9813f954bc5d88f548"}, {"source": "security-advisories@github.com", "url": "https://github.com/libvips/libvips/pull/5012"}, {"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-9rwc-f68v-4482"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-122"}, {"lang": "en", "value": "CWE-190"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "libvips: libvips: Integer overflow leads to heap buffer overflow and arbitrary memory access", "id": "2520797", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2520797"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, a crafted many-band TIFF processed through VipsForeignLoadTiff can evade scanline validation in libvips/iofuncs/image.c and cause an integer overflow in vips_image_sanity. The resulting buffer-region calculation can access attacker-controlled negative offsets in mmap-resident allocations, allowing reads or writes of other image data, possible data disclosure through uncompressed .v output, and likely process crashes. Remote code execution has not been demonstrated but cannot be ruled out. This issue is fixed in version 8.18.3.", "A flaw was found in libvips. A crafted many-band TIFF image, when processed by libvips, can bypass scanline validation and trigger an integer overflow. This overflow leads to a heap buffer overflow, allowing an attacker to access arbitrary memory locations with negative offsets. This can result in the disclosure of sensitive image data, corruption of other data, and likely application crashes. While not yet demonstrated, remote code execution cannot be ruled out."], "name": "CVE-2026-69242", "public_date": "2026-08-20T21:02:58Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-69242\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-69242\nhttps://github.com/libvips/libvips/commit/c72f50927413cd2451837d9813f954bc5d88f548\nhttps://github.com/libvips/libvips/pull/5012\nhttps://github.com/libvips/libvips/releases/tag/v8.18.3\nhttps://github.com/libvips/libvips/security/advisories/GHSA-9rwc-f68v-4482"], "statement": "This is an Important flaw in libvips, where a specially crafted TIFF image can trigger an integer overflow, leading to a heap buffer overflow. This could allow an attacker to achieve arbitrary memory access, potentially resulting in data disclosure, denial of service, or remote code execution. The vulnerability requires local access or user interaction to process the malicious file.", "threat_severity": "Important"}

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