{"schemaVersion":3,"id":"CVE-2025-43718","aliases":["UBUNTU-CVE-2025-43718","USN-7803-1","DEBIAN-CVE-2025-43718"],"status":"published","duplicateOf":null,"title":null,"description":"Poppler 24.06.1 through 25.x before 25.04.0 allows stack consumption and a SIGSEGV via deeply nested structures within the metadata (such as GTS_PDFEVersion) of a PDF document, e.g., a regular expression for a long pdfsubver string. This occurs in Dict::lookup, Catalog::getMetadata, and associated functions in PDFDoc, with deep recursion in the regex executor (std::__detail::_Executor).","dates":{"published":"2025-10-01T00:00:00.000Z","modified":"2025-10-06T17:41:43.699Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":2.9,"severity":"low","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":2.9,"severity":"low","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":2.9,"severity":"low","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":3.6,"impact":2.3,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":2.9,"severity":"low","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":3.6,"impact":2.3,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":2.9,"severity":"low","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00134,"percentile":0.02593,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00134},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00134,"percentile":0.02593}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00134,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00134,"percentile":0.02593}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-674","name":"Uncontrolled Recursion","description":"The product does not properly control the amount of recursion that takes place,  consuming excessive resources, such as allocated memory or the program stack.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/674.html"}],"affected":[{"vendor":"debian","product":"poppler","name":"poppler","label":"poppler","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/poppler","purlType":"deb","versions":[{"text":"< 22.12.0-2+deb12u2","noFixRecorded":false,"fixedIn":null},{"text":"< 25.03.0-5+deb13u3","noFixRecorded":false,"fixedIn":null},{"text":"< 25.03.0-10","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 22.12.0-2+deb12u2 | < 25.03.0-5+deb13u3 | < 25.03.0-10","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"poppler","name":"poppler","label":"poppler","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/poppler","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null},{"text":"< 25.03.0-10","noFixRecorded":false,"fixedIn":null},{"text":"< 22.02.0-2ubuntu0.11","noFixRecorded":false,"fixedIn":null},{"text":"< 24.02.0-1ubuntu9.7","noFixRecorded":false,"fixedIn":null}],"versionsText":"All versions (No fix recorded) | < 25.03.0-10 | < 22.02.0-2ubuntu0.11 | < 24.02.0-1ubuntu9.7","eol":null,"hubHref":null},{"vendor":"freedesktop","product":"poppler","name":"poppler","label":"poppler","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 24.06.1, < 25.04.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 24.06.1, < 25.04.0","eol":null,"hubHref":"/vendor/freedesktop/poppler"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://gitlab.freedesktop.org/poppler/poppler/-/commit/f54b815672117c250420787c8c006de98e8c7408","label":"gitlab.freedesktop.org/poppler/poppler/-/commit/f54b815672117c250420787c8c006de98e8c7408","hostname":"gitlab.freedesktop.org","tags":[]},{"url":"https://github.com/ShadowByte1/CVE-Reports/blob/main/CVE-2025-43718.md","label":"github.com/ShadowByte1/CVE-Reports/blob/main/CVE-2025-43718.md","hostname":"github.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-43718","label":"ubuntu.com/security/CVE-2025-43718","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-43718","label":"www.cve.org/CVERecord?id=CVE-2025-43718","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-7803-1","label":"ubuntu.com/security/notices/USN-7803-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-43718","label":"security-tracker.debian.org/tracker/CVE-2025-43718","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["RHSA-2026:7364","SUSE-SU-2025:3779-1","SUSE-SU-2025:3900-1","SUSE-SU-2025:3910-1"],"duplicates":[],"related":["SUSE-SU-2025:3779-1","SUSE-SU-2025:3900-1","SUSE-SU-2025:3910-1"]},"timeline":[{"kind":"published","date":"2025-10-01T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-10-06T17:41:43.699Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":12,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T04:00:17.875Z","stale":false,"partial":false}}