{"id":"CVE-2020-5496","aliases":["DEBIAN-CVE-2020-5496","DLA-3754-1","EUVD-2020-26663","GHSA-v4hc-3q2q-94jp","MGASA-2020-0057","SUSE-SU-2020:0118-1","SUSE-SU-2020:0393-1","UBUNTU-CVE-2020-5496","openSUSE-SU-2020:0089-1"],"status":"published","title":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in...","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02365,"percentile":0.84015,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2020-01-03T00:00:00Z","modified":"2026-10-26T12:02:05Z","fixes":[{"ecosystem":"Debian:12","package":"fontforge","fixed_in":["1:20201107~dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"fontforge","fixed_in":["1:20201107~dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"fontforge","fixed_in":["1:20201107~dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:20201107~dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:20201107~dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:20201107~dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:20170731~dfsg-1+deb10u1"}]}],"versions":["1:20170731~dfsg-1"],"bundled":4},{"source":"osv","ecosystem":"Mageia:7","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190413-1.1.mga7"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP4","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20170731-11.11.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20170731-11.11.1"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["20120731.b-5","20120731.b-5ubuntu1","20120731.b-7.1","20120731.b-7.1ubuntu0.1","20120731.b-7.1ubuntu0.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:20161005~dfsg-4+deb9u1ubuntu1","1:20170731~dfsg-1","1:20170731~dfsg-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:20170731~dfsg-1build1","1:20170731~dfsg-2","1:20190801~dfsg-2","1:20190801~dfsg-2ubuntu1","1:20190801~dfsg-4","1:20190801~dfsg-4ubuntu0.1"]},{"source":"osv","ecosystem":"openSUSE:Leap 15.1","package":"fontforge","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20170731-lp151.4.3.1"}]}],"bundled":2}],"products":[{"vendor":"fontforge","product":"fontforge"},{"vendor":"opensuse","product":"leap"}],"references":[{"url":"https://github.com/fontforge/fontforge/issues/4085","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00041.html","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory"]},{"url":"https://security.gentoo.org/glsa/202004-14","tags":["vendor-advisory","x_transferred","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/03/msg00007.html","tags":["mailing-list","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5496"},{"url":"https://github.com/advisories/GHSA-v4hc-3q2q-94jp"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-5496","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2020-0057.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=26095","tags":["report"]},{"url":"https://lists.opensuse.org/opensuse-updates/2020-01/msg00090.html","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2020/suse-su-20200118-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1160220","tags":["report"]},{"url":"https://bugzilla.suse.com/1160236","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2020-5395","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-5496","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2020/suse-su-20200393-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-5496","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-5496","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/5QPPX3AILYJ7EZFRHLVKJIQTXQP5K6IO/","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2020-5496","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2020-01-03T00:00:00Z","modified":"2024-08-04T08:30:24.288Z","updated_at":"2026-11-02T14:35:47.56691Z"}],"euvd":[{"id":"EUVD-2020-26663","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2020-01-03T00:00:00Z","modified":"2024-08-04T08:30:24Z","updated_at":"2026-11-03T03:08:06.745484Z"}],"ghsa":[{"id":"GHSA-v4hc-3q2q-94jp","title":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in...","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2022-05-24T17:05:33Z","modified":"2024-03-08T03:31:24Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:55:39.473736Z"}],"nvd":[{"id":"CVE-2020-5496","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2020-01-03T22:15:13.333Z","modified":"2026-06-17T03:21:29.953Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:52.385274Z"}],"osv":[{"id":"CVE-2020-5496","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2020-01-03T22:15:13.333Z","modified":"2026-10-24T10:50:02.634518505Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:16.936975Z"},{"id":"DEBIAN-CVE-2020-5496","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2020-01-03T22:15:13.333Z","modified":"2026-10-26T12:02:05.299779871Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:34.019707Z"},{"id":"UBUNTU-CVE-2020-5496","description":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","status":"published","published":"2020-01-03T22:15:00Z","modified":"2026-04-22T12:41:58.334466Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:25.179924Z"},{"id":"DLA-3754-1","title":"fontforge - security update","status":"published","published":"2024-03-08T00:00:00Z","modified":"2026-03-09T01:18:41.504916Z","updated_at":"2026-11-02T15:46:12.203458Z"},{"id":"MGASA-2020-0057","title":"Updated fontforge packages fix security vulnerabilities","description":"FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd.c\n(CVE-2020-5395)\n\nFontForge 20190801 has a heap-based buffer overflow in the\nType2NotDefSplines() function in splinesave.c (CVE-2020-5496)\n","status":"published","published":"2020-01-28T07:52:40Z","modified":"2026-04-16T04:44:48.370366417Z","updated_at":"2026-11-02T15:49:41.151324Z"},{"id":"openSUSE-SU-2020:0089-1","title":"Security update for fontforge","description":"This update for fontforge fixes the following issues:\n\n- CVE-2020-5395: Fixed a use-after-free in SFD_GetFontMetaData() (bsc#1160220).\n- CVE-2020-5496: Fixed a heap-based buffer overflow in Type2NotDefSplines() (bsc#1160236).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2020-01-21T19:10:58Z","modified":"2026-02-04T03:32:18.368526Z","updated_at":"2026-11-02T16:58:31.152112Z"},{"id":"SUSE-SU-2020:0118-1","title":"Security update for fontforge","description":"This update for fontforge fixes the following issues:\n\n- CVE-2020-5395: Fixed a use-after-free in SFD_GetFontMetaData() (bsc#1160220).\n- CVE-2020-5496: Fixed a heap-based buffer overflow in Type2NotDefSplines() (bsc#1160236).\n","status":"published","published":"2020-01-16T13:13:50Z","modified":"2026-02-04T02:34:49.961914Z","updated_at":"2026-11-02T15:53:47.06185Z"},{"id":"SUSE-SU-2020:0393-1","title":"Security update for fontforge","description":"This update for fontforge fixes the following issues:\n\n- CVE-2020-5395: Fixed a use-after-free in SFD_GetFontMetaData() (bsc#1160220).\n- CVE-2020-5496: Fixed a heap-based buffer overflow in Type2NotDefSplines() (bsc#1160236).\n","status":"published","published":"2020-02-18T12:08:37Z","modified":"2026-02-04T03:43:01.689188Z","updated_at":"2026-11-02T15:53:47.06185Z"}]}}