{"id":"UBUNTU-CVE-2024-56732","details":"HarfBuzz is a text shaping engine. Starting with 8.5.0 through 10.0.1, there is a heap-based buffer overflow in the hb_cairo_glyphs_from_buffer function.","modified":"2026-05-20T16:19:50.609061163Z","published":"2024-12-27T20:15:00Z","related":["USN-7214-1"],"upstream":["CVE-2024-56732"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56732"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-56732"},{"type":"REPORT","url":"https://github.com/harfbuzz/harfbuzz/security/advisories/GHSA-qmp9-xqm5-jh6m"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7214-1"}],"affected":[{"package":{"name":"harfbuzz","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/harfbuzz?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.19-1","0.9.19-1ubuntu1","0.9.24-2ubuntu1","0.9.24-2ubuntu2","0.9.24-2ubuntu3","0.9.25-1ubuntu1","0.9.26-3","0.9.26-4","0.9.27-1","0.9.27-1ubuntu1","0.9.27-1ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9.27-1ubuntu1.1","binary_name":"gir1.2-harfbuzz-0.0"},{"binary_version":"0.9.27-1ubuntu1.1","binary_name":"libharfbuzz-bin"},{"binary_name":"libharfbuzz-gobject0","binary_version":"0.9.27-1ubuntu1.1"},{"binary_name":"libharfbuzz-icu0","binary_version":"0.9.27-1ubuntu1.1"},{"binary_name":"libharfbuzz0b","binary_version":"0.9.27-1ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-56732.json"}},{"package":{"name":"harfbuzz","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/harfbuzz?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.1-1build2","1.0.1-1ubuntu0.1","1.0.1-1ubuntu0.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-harfbuzz-0.0","binary_version":"1.0.1-1ubuntu0.1+esm1"},{"binary_version":"1.0.1-1ubuntu0.1+esm1","binary_name":"libharfbuzz-bin"},{"binary_name":"libharfbuzz-gobject0","binary_version":"1.0.1-1ubuntu0.1+esm1"},{"binary_name":"libharfbuzz-icu0","binary_version":"1.0.1-1ubuntu0.1+esm1"},{"binary_version":"1.0.1-1ubuntu0.1+esm1","binary_name":"libharfbuzz0b"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-56732.json"}},{"package":{"name":"harfbuzz","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/harfbuzz?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.2-1","1.4.2-1build1","1.6.3-1build1","1.7.1-1","1.7.2-1","1.7.2-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-harfbuzz-0.0","binary_version":"1.7.2-1ubuntu1"},{"binary_version":"1.7.2-1ubuntu1","binary_name":"libharfbuzz-bin"},{"binary_name":"libharfbuzz-gobject0","binary_version":"1.7.2-1ubuntu1"},{"binary_version":"1.7.2-1ubuntu1","binary_name":"libharfbuzz-icu0"},{"binary_name":"libharfbuzz0b","binary_version":"1.7.2-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-56732.json"}},{"package":{"name":"harfbuzz","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/harfbuzz?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.2.0-1"}]}],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-harfbuzz-0.0","binary_version":"10.2.0-1"},{"binary_name":"libharfbuzz-bin","binary_version":"10.2.0-1"},{"binary_version":"10.2.0-1","binary_name":"libharfbuzz-cairo0"},{"binary_name":"libharfbuzz-gobject0","binary_version":"10.2.0-1"},{"binary_name":"libharfbuzz-icu0","binary_version":"10.2.0-1"},{"binary_version":"10.2.0-1","binary_name":"libharfbuzz-subset0"},{"binary_name":"libharfbuzz0b","binary_version":"10.2.0-1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-56732.json"}},{"package":{"name":"harfbuzz","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/harfbuzz?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.2.0-1"}]}],"ecosystem_specific":{"binaries":[{"binary_version":"10.2.0-1","binary_name":"gir1.2-harfbuzz-0.0"},{"binary_version":"10.2.0-1","binary_name":"libharfbuzz-bin"},{"binary_name":"libharfbuzz-cairo0","binary_version":"10.2.0-1"},{"binary_version":"10.2.0-1","binary_name":"libharfbuzz-gobject0"},{"binary_version":"10.2.0-1","binary_name":"libharfbuzz-icu0"},{"binary_name":"libharfbuzz-subset0","binary_version":"10.2.0-1"},{"binary_name":"libharfbuzz0b","binary_version":"10.2.0-1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-56732.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":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}]}