{"id":"UBUNTU-CVE-2020-5496","details":"FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.","modified":"2026-04-22T14:27:09.128917Z","published":"2020-01-03T22:15:00Z","upstream":["CVE-2020-5496"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-5496"},{"type":"REPORT","url":"https://github.com/fontforge/fontforge/issues/4085"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-5496"}],"affected":[{"package":{"name":"fontforge","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/fontforge@20120731.b-7.1ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"fontforge","binary_version":"20120731.b-7.1ubuntu0.1+esm1"},{"binary_name":"fontforge-common","binary_version":"20120731.b-7.1ubuntu0.1+esm1"},{"binary_name":"fontforge-nox","binary_version":"20120731.b-7.1ubuntu0.1+esm1"},{"binary_name":"libfontforge1","binary_version":"20120731.b-7.1ubuntu0.1+esm1"},{"binary_name":"libgdraw4","binary_version":"20120731.b-7.1ubuntu0.1+esm1"},{"binary_name":"python-fontforge","binary_version":"20120731.b-7.1ubuntu0.1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-5496.json"}},{"package":{"name":"fontforge","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/fontforge@1:20170731~dfsg-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:20161005~dfsg-4+deb9u1ubuntu1","1:20170731~dfsg-1","1:20170731~dfsg-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"fontforge","binary_version":"1:20170731~dfsg-1ubuntu0.1~esm1"},{"binary_name":"fontforge-common","binary_version":"1:20170731~dfsg-1ubuntu0.1~esm1"},{"binary_name":"fontforge-nox","binary_version":"1:20170731~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libfontforge2","binary_version":"1:20170731~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libgdraw5","binary_version":"1:20170731~dfsg-1ubuntu0.1~esm1"},{"binary_name":"python-fontforge","binary_version":"1:20170731~dfsg-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-5496.json"}},{"package":{"name":"fontforge","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/fontforge@1:20190801~dfsg-4ubuntu0.1?arch=source&distro=focal"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"fontforge","binary_version":"1:20190801~dfsg-4ubuntu0.1"},{"binary_name":"fontforge-common","binary_version":"1:20190801~dfsg-4ubuntu0.1"},{"binary_name":"fontforge-extras","binary_version":"1:20190801~dfsg-4ubuntu0.1"},{"binary_name":"fontforge-nox","binary_version":"1:20190801~dfsg-4ubuntu0.1"},{"binary_name":"libfontforge3","binary_version":"1:20190801~dfsg-4ubuntu0.1"},{"binary_name":"libgdraw6","binary_version":"1:20190801~dfsg-4ubuntu0.1"},{"binary_name":"python3-fontforge","binary_version":"1:20190801~dfsg-4ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-5496.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}