{"id":"UBUNTU-CVE-2023-43907","details":"OptiPNG v0.7.7 was discovered to contain a global buffer overflow via the 'buffer' variable at gifread.c.","modified":"2025-10-24T05:02:17Z","published":"2023-10-01T01:15:00Z","upstream":["CVE-2023-43907"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-43907"},{"type":"REPORT","url":"https://github.com/Frank-Z7/z-vulnerabilitys/blob/main/optipng-global-buffer-overflow1/optipng-global-buffer-overflow1.md"},{"type":"REPORT","url":"http://optipng.sourceforge.net/"},{"type":"REPORT","url":"https://sourceforge.net/projects/optipng/files/OptiPNG/optipng-0.7.7/optipng-0.7.7.tar.gz/download?use_mirror=udomain&download="},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-43907"}],"affected":[{"package":{"name":"optipng","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/optipng@0.7.6-1ubuntu0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.5-1","0.7.6-1","0.7.6-1ubuntu0.16.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"optipng","binary_version":"0.7.6-1ubuntu0.16.04.1"}],"priority_reason":"Denial of service only in command-line tool"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43907.json"}},{"package":{"name":"optipng","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/optipng@0.7.6-1.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.6-1build1","0.7.6-1ubuntu1","0.7.6-1.1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.7.6-1.1","binary_name":"optipng"}],"priority_reason":"Denial of service only in command-line tool"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43907.json"}},{"package":{"name":"optipng","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/optipng@0.7.7-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.7-1"],"ecosystem_specific":{"binaries":[{"binary_name":"optipng","binary_version":"0.7.7-1"}],"priority_reason":"Denial of service only in command-line tool"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43907.json"}},{"package":{"name":"optipng","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/optipng@0.7.7-2build1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.7-1build1","0.7.7-2","0.7.7-2build1"],"ecosystem_specific":{"binaries":[{"binary_name":"optipng","binary_version":"0.7.7-2build1"}],"priority_reason":"Denial of service only in command-line tool"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-43907.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":"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":"low"}]}