{"id":"CVE-2018-20797","aliases":["ALPINE-CVE-2018-20797","DEBIAN-CVE-2018-20797","EUVD-2018-13340","GHSA-f2r9-m844-g6h4","SUSE-SU-2024:2137-1","UBUNTU-CVE-2018-20797","USN-7217-1","openSUSE-SU-2024:12049-1","openSUSE-SU-2025:15521-1"],"status":"published","title":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in...","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01351,"percentile":0.71731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2019-02-27T17:00:00Z","modified":"2026-11-03T06:31:28Z","fixes":[{"ecosystem":"Alpine:v3.13","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"podofo","fixed_in":["0.9.7-r0"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libpodofo","fixed_in":["0.9.3-4ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libpodofo","fixed_in":["0.9.5-9ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libpodofo","fixed_in":["0.9.6+dfsg-5ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:22.04:LTS","package":"libpodofo","fixed_in":["0.9.7+dfsg-3ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"podofo","fixed_in":["0.9.8-1.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.13","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7-r0"}]}]},{"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":"SUSE:Linux Enterprise Module for Package Hub 15 SP5","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-150300.3.9.1"}]}],"bundled":3},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP6","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-150300.3.9.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Leap 15.5","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-150300.3.9.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Leap 15.6","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-150300.3.9.1"}]}],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.3-4ubuntu0.1~esm1"}]}],"versions":["0.9.0-1.3","0.9.3-3","0.9.3-4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.5-9ubuntu0.1~esm1"}]}],"versions":["0.9.5-6","0.9.5-8","0.9.5-8build1","0.9.5-9"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6+dfsg-5ubuntu0.1~esm1"}]}],"versions":["0.9.6+dfsg-5","0.9.6+dfsg-5build1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7+dfsg-3ubuntu0.1~esm1"}]}],"versions":["0.9.7+dfsg-2","0.9.7+dfsg-2build1","0.9.7+dfsg-2build2","0.9.7+dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.0-1.2ubuntu0.1~esm3"}]}],"versions":["0.9.0-1.1ubuntu1","0.9.0-1.2","0.9.0-1.2ubuntu0.1~esm1"],"bundled":10},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.3-4ubuntu0.1~esm1"}]}],"versions":["0.9.0-1.3","0.9.3-3","0.9.3-4"],"bundled":10},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.5-9ubuntu0.1~esm1"}]}],"versions":["0.9.5-6","0.9.5-8","0.9.5-8build1","0.9.5-9"],"bundled":10},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6+dfsg-5ubuntu0.1~esm1"}]}],"versions":["0.9.6+dfsg-5","0.9.6+dfsg-5build1"],"bundled":10},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"libpodofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.7+dfsg-3ubuntu0.1~esm1"}]}],"versions":["0.9.7+dfsg-2","0.9.7+dfsg-2build1","0.9.7+dfsg-2build2","0.9.7+dfsg-3"],"bundled":10},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"podofo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.8-1.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"podofo-0_10","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.5-1.1"}]}],"bundled":33}],"products":[{"vendor":"podofo_project","product":"podofo"}],"references":[{"url":"https://sourceforge.net/p/podofo/tickets/34/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20797"},{"url":"https://github.com/advisories/GHSA-f2r9-m844-g6h4"},{"url":"https://security.alpinelinux.org/vuln/CVE-2018-20797","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-20797","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2024/suse-su-20242137-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1127514","tags":["report"]},{"url":"https://bugzilla.suse.com/1127855","tags":["report"]},{"url":"https://bugzilla.suse.com/1131544","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20797","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-10723","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-9199","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2018-20797","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-20797","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7217-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-5886","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-5308","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-8002","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-11255","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-12983","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-10723","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-18971","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-30470","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-30471","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5852","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5853","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5854","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5855","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5886","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-6840","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-6844","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-6845","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-6847","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7378","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7379","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7380","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7381","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7382","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7383","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7994","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-8054","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-8787","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-11255","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-11256","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12982","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12983","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-14320","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20751","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5295","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5296","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5308","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5309","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5783","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-8001","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-9687","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-20797","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:00:00Z","modified":"2024-08-05T12:12:27.267Z","updated_at":"2026-11-02T14:34:59.872731Z"}],"euvd":[{"id":"EUVD-2018-13340","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:00:00Z","modified":"2024-08-05T12:12:27Z","updated_at":"2026-11-03T02:39:29.769885Z"}],"ghsa":[{"id":"GHSA-f2r9-m844-g6h4","title":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in...","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2022-05-14T01:30:31Z","modified":"2023-02-02T05:03:57Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:51:45.334217Z"}],"nvd":[{"id":"CVE-2018-20797","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:29:00.27Z","modified":"2026-06-17T01:53:29.683Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:04:54.21788Z"}],"osv":[{"id":"ALPINE-CVE-2018-20797","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:29:00.27Z","modified":"2026-11-03T06:31:28.917980279Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:18:23.800469Z"},{"id":"CVE-2018-20797","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:29:00.27Z","modified":"2026-10-24T10:30:25.286994426Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:09.145458Z"},{"id":"DEBIAN-CVE-2018-20797","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:29:00.27Z","modified":"2026-10-23T18:03:21.152917981Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:30.867575Z"},{"id":"UBUNTU-CVE-2018-20797","description":"An issue was discovered in PoDoFo 0.9.6. There is an attempted excessive memory allocation in PoDoFo::podofo_calloc in base/PdfMemoryManagement.cpp when called from PoDoFo::PdfPredictorDecoder::PdfPredictorDecoder in base/PdfFiltersPrivate.cpp.","status":"published","published":"2019-02-27T17:29:00Z","modified":"2026-04-22T11:53:12.344388Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:17.91743Z"},{"id":"openSUSE-SU-2024:12049-1","title":"libpodofo-devel-0.9.8-1.1 on GA media","description":"These are all security issues fixed in the libpodofo-devel-0.9.8-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:18:21.782411Z","updated_at":"2026-11-02T16:58:35.485255Z"},{"id":"openSUSE-SU-2025:15521-1","title":"libpodofo-0_10-devel-0.10.5-1.1 on GA media","description":"These are all security issues fixed in the libpodofo-0_10-devel-0.10.5-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-09-04T00:00:00Z","modified":"2026-03-23T04:53:53.268347Z","updated_at":"2026-11-02T16:58:37.810934Z"},{"id":"SUSE-SU-2024:2137-1","title":"Security update for podofo","description":"This update for podofo fixes the following issues:\n\n- CVE-2019-9199: Fixed a NULL pointer dereference in podofoimpose (bsc#1127855)\n- CVE-2018-20797: Fixed an excessive memory allocation in PoDoFo:podofo_calloc (bsc#1127514)\n- CVE-2019-10723: Fixed a memory leak in PdfPagesTreeCache (bsc#1131544)\n","status":"published","published":"2024-06-21T11:08:09Z","modified":"2026-02-04T02:57:05.276785Z","updated_at":"2026-11-02T15:53:55.136363Z"},{"id":"USN-7217-1","title":"libpodofo vulnerabilities","description":"It was discovered that the PoDoFo library could dereference a NULL pointer\nwhen getting the number of pages in a PDF. If a user or application were\ntricked into opening a crafted PDF file, an attacker could possibly use\nthis issue to cause a denial of service. This issue only affected \nUbuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.\n(CVE-2018-11255)\n\nIt was discovered that PoDoFo library incorrectly handled memory when\ncomputing an encryption key, which could lead to a buffer overflow. If a\nuser or application were tricked into opening a crafted PDF file, an\nattacker could possibly use this issue to cause a denial of service.\n(CVE-2018-12983)\n\nIt was discovered that the PoDoFo library incorrectly handled memory\nallocation. If a user or application were tricked into opening a crafted\nPDF file, an attacker could possibly use this issue to cause a denial of\nservice. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2018-20797)\n\nIt was discovered that the PoDoFo library did not properly validate memcpy\narguments. If a user or application were tricked into opening a crafted\nPDF file, an attacker could possibly use this issue to cause a denial of\nservice or execute arbitrary code. This issue only affected\nUbuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2018-5308)\n\nIt was discovered that the PoDoFo library incorrectly handled memory in\nthe GetNextToken function, which could lead to a buffer overflow. If a\nuser or application were tricked into opening a crafted PDF file, an\nattacker could possibly use this issue to cause a denial of service.\nThis issue only affected Ubuntu 16.04 LTS. (CVE-2017-5886)\n\nIt was discovered that the PoDoFo library could enter an infinite loop,\nwhich could lead to a stack overflow. If a user or application were\ntricked into opening a crafted PDF file, an attacker could possibly use\nthis issue to cause a denial of service or execute arbitrary code. This\nissue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.\n(CVE-2018-8002, CVE-2020-18971, CVE-2021-30471, CVE-2021-30470)\n\nIt was discovered that the PoDoFo library incorrectly handled memory\nallocation due to nInitialSize not being validated. If a user or\napplication were tricked into opening a crafted PDF file, an attacker\ncould possibly use this issue to cause a denial of service. This issue\nonly affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and\nUbuntu 20.04 LTS. (CVE-2019-10723)\n","status":"published","published":"2025-01-20T04:29:20Z","modified":"2026-06-25T13:32:30.662478849Z","updated_at":"2026-11-02T16:58:18.876384Z"}]}}