{"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"}}]}}