{"id":"UBUNTU-CVE-2021-43579","details":"A stack-based buffer overflow in image_load_bmp() in HTMLDOC \u003c= 1.9.13 results in remote code execution if the victim converts an HTML document linking to a crafted BMP file.","modified":"2026-02-05T03:03:06.115094Z","published":"2022-01-10T14:10:00Z","related":["USN-7189-1"],"upstream":["CVE-2021-43579"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-43579"},{"type":"REPORT","url":"https://github.com/michaelrsweet/htmldoc/commit/27d08989a5a567155d506ac870ae7d8cc88fa58b"},{"type":"REPORT","url":"https://github.com/michaelrsweet/htmldoc/issues/453"},{"type":"REPORT","url":"https://github.com/michaelrsweet/htmldoc/commit/27d08989a5a567155d506ac870ae7d8cc88fa58b"},{"type":"REPORT","url":"https://github.com/michaelrsweet/htmldoc/compare/v1.9.12...v1.9.13"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-43579"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7189-1"}],"affected":[{"package":{"name":"htmldoc","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/htmldoc@1.8.27-8ubuntu1+esm3?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.27-8ubuntu1+esm3"}]}],"versions":["1.8.27-8ubuntu1","1.8.27-8ubuntu1+esm1","1.8.27-8ubuntu1+esm2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"1.8.27-8ubuntu1+esm3","binary_name":"htmldoc"},{"binary_version":"1.8.27-8ubuntu1+esm3","binary_name":"htmldoc-common"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43579.json"}},{"package":{"name":"htmldoc","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/htmldoc@1.8.27-8ubuntu1.1+esm2?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.27-8ubuntu1.1+esm2"}]}],"versions":["1.8.27-8ubuntu1","1.8.27-8ubuntu1.1","1.8.27-8ubuntu1.1+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.8.27-8ubuntu1.1+esm2","binary_name":"htmldoc"},{"binary_version":"1.8.27-8ubuntu1.1+esm2","binary_name":"htmldoc-common"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43579.json"}},{"package":{"name":"htmldoc","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/htmldoc@1.9.2-1ubuntu0.2+esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.2-1ubuntu0.2+esm1"}]}],"versions":["1.8.27-8ubuntu2","1.8.27-8ubuntu3","1.9.2-1","1.9.2-1ubuntu0.1","1.9.2-1ubuntu0.2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.9.2-1ubuntu0.2+esm1","binary_name":"htmldoc"},{"binary_version":"1.9.2-1ubuntu0.2+esm1","binary_name":"htmldoc-common"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43579.json"}},{"package":{"name":"htmldoc","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/htmldoc@1.9.7-1ubuntu0.3+esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.7-1ubuntu0.3+esm1"}]}],"versions":["1.9.3-1","1.9.7-1","1.9.7-1build1","1.9.7-1ubuntu0.2","1.9.7-1ubuntu0.3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.9.7-1ubuntu0.3+esm1","binary_name":"htmldoc"},{"binary_version":"1.9.7-1ubuntu0.3+esm1","binary_name":"htmldoc-common"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43579.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}