{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-9504", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-05-25T10:04:28.109Z", "datePublished": "2026-05-25T21:15:11.611Z", "dateUpdated": "2026-05-26T15:11:22.474Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-05-25T21:15:11.611Z" }, "title": "GNU LibreDWG Dwggrep Utility dwggrep.c bit_convert_TU out-of-bounds", "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-125", "lang": "en", "description": "Out-of-Bounds Read" } ] }, { "descriptions": [ { "type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption" } ] } ], "affected": [ { "vendor": "GNU", "product": "LibreDWG", "versions": [ { "version": "0.1", "status": "affected" }, { "version": "0.2", "status": "affected" }, { "version": "0.3", "status": "affected" }, { "version": "0.4", "status": "affected" }, { "version": "0.5", "status": "affected" }, { "version": "0.6", "status": "affected" }, { "version": "0.7", "status": "affected" }, { "version": "0.8", "status": "affected" }, { "version": "0.9", "status": "affected" }, { "version": "0.10", "status": "affected" }, { "version": "0.11", "status": "affected" }, { "version": "0.12", "status": "affected" }, { "version": "0.13", "status": "affected" }, { "version": "0.14", "status": "affected" } ], "cpes": [ "cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*" ], "modules": [ "Dwggrep Utility" ] } ], "descriptions": [ { "lang": "en", "value": "A weakness has been identified in GNU LibreDWG up to 0.14. Affected is the function bit_convert_TU of the file programs/dwggrep.c of the component Dwggrep Utility. This manipulation causes out-of-bounds read. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. Patch name: be996bf2178a40e98720f18c2414815d244413db. Applying a patch is the recommended action to fix this issue." } ], "metrics": [ { "cvssV4_0": { "version": "4.0", "baseScore": 4.8, "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:P", "baseSeverity": "MEDIUM" } }, { "cvssV3_1": { "version": "3.1", "baseScore": 3.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C", "baseSeverity": "LOW" } }, { "cvssV3_0": { "version": "3.0", "baseScore": 3.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C", "baseSeverity": "LOW" } }, { "cvssV2_0": { "version": "2.0", "baseScore": 1.7, "vectorString": "AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C" } } ], "timeline": [ { "time": "2026-05-25T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed" }, { "time": "2026-05-25T02:00:00.000Z", "lang": "en", "value": "VulDB entry created" }, { "time": "2026-05-25T12:10:05.000Z", "lang": "en", "value": "VulDB entry last update" } ], "credits": [ { "lang": "en", "value": "pwn3rd (VulDB User)", "type": "reporter" } ], "references": [ { "url": "https://vuldb.com/vuln/365486", "name": "VDB-365486 | GNU LibreDWG Dwggrep Utility dwggrep.c bit_convert_TU out-of-bounds", "tags": [ "vdb-entry", "technical-description" ] }, { "url": "https://vuldb.com/vuln/365486/cti", "name": "VDB-365486 | CTI Indicators (IOB, IOC, IOA)", "tags": [ "signature", "permissions-required" ] }, { "url": "https://vuldb.com/submit/814261", "name": "Submit #814261 | LibreDWG Project LibreDWG <= 0.14, main branch up to commit 6d6a339 (2026-04-10) Out-of-bounds Read (CWE-125)", "tags": [ "third-party-advisory" ] }, { "url": "https://github.com/LibreDWG/libredwg/issues/1246", "tags": [ "issue-tracking" ] }, { "url": "https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_bit_convert_TU.dwg", "tags": [ "exploit" ] }, { "url": "https://github.com/LibreDWG/libredwg/commit/be996bf2178a40e98720f18c2414815d244413db", "tags": [ "patch" ] }, { "url": "https://www.gnu.org/", "tags": [ "product" ] } ], "tags": [ "x_open-source" ] }, "adp": [ { "references": [ { "url": "https://github.com/LibreDWG/libredwg/issues/1246", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-26T15:10:39.688557Z", "id": "CVE-2026-9504", "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": "2026-05-26T15:11:22.474Z" } } ] } }