{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-8534", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2025-08-04T11:55:24.506Z", "datePublished": "2025-08-04T23:32:08.491Z", "dateUpdated": "2025-08-05T15:26:03.566Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2025-08-04T23:32:08.491Z"}, "title": "libtiff tiff2ps tiff2ps.c PS_Lvl2page null pointer dereference", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-476", "lang": "en", "description": "NULL Pointer Dereference"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "n/a", "product": "libtiff", "versions": [{"version": "4.6.0", "status": "affected"}], "modules": ["tiff2ps"]}], "descriptions": [{"lang": "en", "value": "A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2page of the file tools/tiff2ps.c of the component tiff2ps. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The name of the patch is 6ba36f159fd396ad11bf6b7874554197736ecc8b. It is recommended to apply a patch to fix this issue. One of the maintainers explains, that \"[t]his error only occurs if DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) or TIFFOpen( .. \"rD\") option is used.\""}, {"lang": "de", "value": "In libtiff 4.6.0 wurde eine Schwachstelle entdeckt. Sie wurde als problematisch eingestuft. Hierbei betrifft es die Funktion PS_Lvl2page der Datei tools/tiff2ps.c der Komponente tiff2ps. Mittels dem Manipulieren mit unbekannten Daten kann eine null pointer dereference-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs hat dabei lokal zu erfolgen. Die Komplexit\u00e4t eines Angriffs ist eher hoch. Das Ausnutzen gilt als schwierig. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Der Patch wird als 6ba36f159fd396ad11bf6b7874554197736ecc8b bezeichnet. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 2, "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "LOW"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 2.5, "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 2.5, "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 1, "vectorString": "AV:L/AC:H/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2025-08-04T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-08-04T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-08-04T14:00:29.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "rootsec (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.318664", "name": "VDB-318664 | libtiff tiff2ps tiff2ps.c PS_Lvl2page null pointer dereference", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.318664", "name": "VDB-318664 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.617831", "name": "Submit #617831 | libtiff tiff2ps 4.6.0 && the newest master SEGV", "tags": ["third-party-advisory"]}, {"url": "https://gitlab.com/libtiff/libtiff/-/issues/718", "tags": ["issue-tracking"]}, {"url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/746", "tags": ["patch"]}, {"url": "https://drive.google.com/file/d/15JPA3kLYiYD-nRNJ8y8HmnYjhv9NE7k6/view?usp=drive_link", "tags": ["exploit"]}, {"url": "https://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8b", "tags": ["patch"]}, {"url": "http://www.libtiff.org/", "tags": ["product"]}]}, "adp": [{"references": [{"url": "https://vuldb.com/?submit.617831", "tags": ["exploit"]}, {"url": "https://gitlab.com/libtiff/libtiff/-/issues/718", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-08-05T15:26:00.191345Z", "id": "CVE-2025-8534", "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": "2025-08-05T15:26:03.566Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2page of the file tools/tiff2ps.c of the component tiff2ps. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The name of the patch is 6ba36f159fd396ad11bf6b7874554197736ecc8b. It is recommended to apply a patch to fix this issue. One of the maintainers explains, that \"[t]his error only occurs if DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) or TIFFOpen( .. \"rD\") option is used.\""}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad clasificada como problem\u00e1tica en libtiff 4.6.0. Esta vulnerabilidad afecta a la funci\u00f3n PS_Lvl2page del archivo tools/tiff2ps.c del componente tiff2ps. La manipulaci\u00f3n provoca la desreferencia de puntero nulo. Es posible lanzar el ataque contra el host local. Es un ataque de complejidad bastante alta. Parece dif\u00edcil de explotar. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. El parche se llama 6ba36f159fd396ad11bf6b7874554197736ecc8b. Se recomienda aplicar un parche para solucionar este problema. Uno de los fabricantes explica que \u00abeste error solo ocurre si se utiliza la opci\u00f3n DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) o TIFFOpen( .. \"rD\")\u00bb."}], "id": "CVE-2025-8534", "lastModified": "2025-08-05T16:15:31.330", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 1.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 1.5, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 2.5, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.0, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "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:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2025-08-05T00:15:56.880", "references": [{"source": "cna@vuldb.com", "url": "http://www.libtiff.org/"}, {"source": "cna@vuldb.com", "url": "https://drive.google.com/file/d/15JPA3kLYiYD-nRNJ8y8HmnYjhv9NE7k6/view?usp=drive_link"}, {"source": "cna@vuldb.com", "url": "https://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8b"}, {"source": "cna@vuldb.com", "url": "https://gitlab.com/libtiff/libtiff/-/issues/718"}, {"source": "cna@vuldb.com", "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/746"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.318664"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.318664"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.617831"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://gitlab.com/libtiff/libtiff/-/issues/718"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://vuldb.com/?submit.617831"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-404"}, {"lang": "en", "value": "CWE-476"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{"bugzilla": {"description": "libtiff: Libtiff Null Pointer Dereference Vulnerability", "id": "2386450", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2386450"}, "csaw": false, "cvss3": {"cvss3_base_score": "2.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "(CWE-404|CWE-476)", "details": ["No description is available for this CVE."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2025-8534", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "compat-libtiff3", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "compat-libtiff3", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "mingw-libtiff", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "libtiff", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-08-04T23:32:08Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-8534\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-8534\nhttp://www.libtiff.org/\nhttps://drive.google.com/file/d/15JPA3kLYiYD-nRNJ8y8HmnYjhv9NE7k6/view?usp=drive_link\nhttps://gitlab.com/libtiff/libtiff/-/commit/6ba36f159fd396ad11bf6b7874554197736ecc8b\nhttps://gitlab.com/libtiff/libtiff/-/issues/718\nhttps://gitlab.com/libtiff/libtiff/-/merge_requests/746\nhttps://vuldb.com/?ctiid.318664\nhttps://vuldb.com/?id.318664\nhttps://vuldb.com/?submit.617831"], "threat_severity": "Low"}