CVE-2012-4564

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"operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PPM image that triggers an integer overflow, a zero-memory allocation, and a heap-based buffer overflow."}, {"lang": "es", "value": "ppm2tiff no comprueba el valor devuelto por la funci\u00f3n TIFFScanlineSize, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda) y posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de una imagen PPM modificada que provoca un desbordamiento de entero, una asignaci\u00f3n zero-memory, y un desbordamiento de b\u00fafer basado en memoria din\u00e1mica."}], "id": "CVE-2012-4564", "lastModified": "2026-06-16T23:45:24.427", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-11-11T13:00:58.290", "references": [{"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2012-1590.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "Vendor Advisory"], "url": "http://secunia.com/advisories/51133"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], 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"Primary"}]}

{"acknowledgement": "This issue was discovered by Huzaifa S. Sidhpurwala (Red Hat Security Response Team).", "affected_release": [{"advisory": "RHSA-2012:1590", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "libtiff-0:3.8.2-18.el5_8", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-12-18T00:00:00Z"}, {"advisory": "RHSA-2012:1590", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "libtiff-0:3.9.4-9.el6_3", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-12-18T00:00:00Z"}], "bugzilla": {"description": "libtiff: Missing return value check in ppm2tiff leading to heap-buffer overflow when reading a tiff file", "id": "871700", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=871700"}, "csaw": false, "cvss": {"cvss_base_score": "6.8", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "status": "verified"}, "cwe": "CWE-122", "details": ["ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PPM image that triggers an integer overflow, a zero-memory allocation, and a heap-based buffer overflow."], "name": "CVE-2012-4564", "public_date": "2012-11-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-4564\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4564"], "threat_severity": "Moderate"}

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