{"id":"CVE-2021-30469","aliases":["DEBIAN-CVE-2021-30469","EUVD-2021-17392","GHSA-6955-6c83-2jr3","UBUNTU-CVE-2021-30469"],"status":"published","title":"A flaw was found in PoDoFo 0.9.7. An use-after-free in PoDoFo::PdfVecObjects::Clear() function...","description":"A flaw was found in PoDoFo 0.9.7. An use-after-free in PoDoFo::PdfVecObjects::Clear() function can cause a denial of service via a crafted PDF file.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00704,"percentile":0.53636,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2021-05-26T21:37:05Z","modified":"2026-10-24T10:30:23Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3","0.9.8+dfsg-3.1","0.9.8+dfsg-3.1~exp1","0.9.8+dfsg-3.2","0.9.8+dfsg-3.3"]},{"source":"osv","ecosystem":"Debian:13","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3.2","0.9.8+dfsg-3.3"]},{"source":"osv","ecosystem":"Debian:14","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3.2","0.9.8+dfsg-3.3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.0-1.1ubuntu1","0.9.0-1.2","0.9.0-1.2ubuntu0.1~esm1","0.9.0-1.2ubuntu0.1~esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.0-1.3","0.9.3-3","0.9.3-4","0.9.3-4ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.5-6","0.9.5-8","0.9.5-8build1","0.9.5-9","0.9.5-9ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.6+dfsg-5","0.9.6+dfsg-5build1","0.9.6+dfsg-5ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.7+dfsg-2","0.9.7+dfsg-2build1","0.9.7+dfsg-2build2","0.9.7+dfsg-3","0.9.7+dfsg-3ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3build1","0.9.8+dfsg-3build2","0.9.8+dfsg-3.1build1","0.9.8+dfsg-3.1build2","0.9.8+dfsg-3.1build3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3.2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3.3","0.9.8+dfsg-3.3build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.8+dfsg-3.2","0.9.8+dfsg-3.3"]}],"products":[{"vendor":"fedoraproject","product":"fedora"},{"vendor":"podofo","product":"podofo"},{"vendor":"podofo_project","product":"podofo"},{"vendor":"redhat","product":"enterprise_linux"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1947433","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30469"},{"url":"https://github.com/advisories/GHSA-6955-6c83-2jr3"},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-30469","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-30469","tags":["report"]},{"url":"https://sourceforge.net/p/podofo/tickets/129/","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-30469","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-30469","description":"A flaw was found in PoDoFo 0.9.7. 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An use-after-free in PoDoFo::PdfVecObjects::Clear() function can cause a denial of service via a crafted PDF file.","status":"published","published":"2022-05-24T19:03:33Z","modified":"2023-01-29T05:06:48Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:46:06.412268Z"}],"nvd":[{"id":"CVE-2021-30469","description":"A flaw was found in PoDoFo 0.9.7. 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