{"id":"USN-8438-1","summary":"openimageio vulnerabilities","details":"It was discovered that OpenImageIO incorrectly performed bounds\nchecking when processing SGI files. An attacker could possibly\nuse this issue to cause a denial of service or execute arbitrary\ncode. (CVE-2026-43903)\n\nIt was discovered that OpenImageIO incorrectly handled run-length\nencoding when processing Softimage PIC files. An attacker\ncould possibly use this issue to cause a denial of service or\nexecute arbitrary code. (CVE-2026-43904)\n\nIt was discovered that OpenImageIO incorrectly validated subimage\nmetadata when processing HEIF files. An attacker could\npossibly use this issue to cause a denial of service or execute\narbitrary code. This issue only affected Ubuntu 20.04 LTS, Ubuntu\n24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-43906)\n\nIt was discovered that OpenImageIO contained multiple integer\noverflow vulnerabilities when processing DPX files. An\nattacker could possibly use these issues to cause a denial of\nservice or execute arbitrary code. (CVE-2026-43907, CVE-2026-43908,\nCVE-2026-43909)","modified":"2026-06-17T06:33:49.440198777Z","published":"2026-06-16T21:02:47Z","upstream":["CVE-2026-43903","CVE-2026-43904","CVE-2026-43906","CVE-2026-43907","CVE-2026-43908","CVE-2026-43909","UBUNTU-CVE-2026-43903","UBUNTU-CVE-2026-43904","UBUNTU-CVE-2026-43906","UBUNTU-CVE-2026-43907","UBUNTU-CVE-2026-43908","UBUNTU-CVE-2026-43909"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8438-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43903"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43904"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43906"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43907"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43908"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43909"}],"affected":[{"package":{"name":"openimageio","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/openimageio?arch=source&distro=esm-apps-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.11~dfsg0-1ubuntu1+esm2"}]}],"versions":["1.5.17~dfsg0-1ubuntu2","1.5.20~dfsg0-1ubuntu2","1.5.23~dfsg0-1ubuntu1","1.6.9~dfsg0-4ubuntu1","1.6.10~dfsg0-1ubuntu1","1.6.10~dfsg0-2ubuntu1","1.6.11~dfsg0-1ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"1.6.11~dfsg0-1ubuntu1+esm2","binary_name":"libopenimageio1.6"},{"binary_version":"1.6.11~dfsg0-1ubuntu1+esm2","binary_name":"openimageio-tools"},{"binary_version":"1.6.11~dfsg0-1ubuntu1+esm2","binary_name":"python-openimageio"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8438-1.json","cves_map":{"cves":[{"id":"CVE-2026-43903","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43904","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43907","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43908","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"}]},{"id":"CVE-2026-43909","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"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"openimageio","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/openimageio?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.17~dfsg0-1ubuntu2+esm1"}]}],"versions":["1.6.17~dfsg0-1ubuntu5","1.7.17~dfsg0-1ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"libopenimageio1.7","binary_version":"1.7.17~dfsg0-1ubuntu2+esm1"},{"binary_version":"1.7.17~dfsg0-1ubuntu2+esm1","binary_name":"openimageio-tools"},{"binary_version":"1.7.17~dfsg0-1ubuntu2+esm1","binary_name":"python-openimageio"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8438-1.json","cves_map":{"cves":[{"id":"CVE-2026-43903","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43904","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43907","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43908","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"}]},{"id":"CVE-2026-43909","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"}]}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"openimageio","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/openimageio?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.12.0~dfsg0-1ubuntu0.1~esm1"}]}],"versions":["2.0.10~dfsg0-1","2.0.11~dfsg0-1","2.0.12~dfsg0-1","2.0.12~dfsg0-1build1","2.0.12~dfsg0-1build2","2.1.10.1~dfsg0-5ubuntu4","2.1.10.1~dfsg0-5ubuntu5","2.1.12.0~dfsg0-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"2.1.12.0~dfsg0-1ubuntu0.1~esm1","binary_name":"libopenimageio2.1"},{"binary_version":"2.1.12.0~dfsg0-1ubuntu0.1~esm1","binary_name":"openimageio-tools"},{"binary_name":"python3-openimageio","binary_version":"2.1.12.0~dfsg0-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8438-1.json","cves_map":{"cves":[{"id":"CVE-2026-43903","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43904","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43906","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43907","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43908","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"}]},{"id":"CVE-2026-43909","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"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"}}},{"package":{"name":"openimageio","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/openimageio?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.17.0+dfsg-1.1ubuntu0.1~esm1"}]}],"versions":["2.4.14.0+dfsg-1","2.4.16.0+dfsg-1","2.4.16.0+dfsg-1build1","2.4.17.0+dfsg-1","2.4.17.0+dfsg-1build1","2.4.17.0+dfsg-1.1build3","2.4.17.0+dfsg-1.1build4"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"libopenimageio2.4t64","binary_version":"2.4.17.0+dfsg-1.1ubuntu0.1~esm1"},{"binary_version":"2.4.17.0+dfsg-1.1ubuntu0.1~esm1","binary_name":"openimageio-tools"},{"binary_name":"python3-openimageio","binary_version":"2.4.17.0+dfsg-1.1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8438-1.json","cves_map":{"cves":[{"id":"CVE-2026-43903","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43904","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43906","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43907","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43908","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"}]},{"id":"CVE-2026-43909","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"}]}],"ecosystem":"Ubuntu:Pro:24.04:LTS"}}},{"package":{"name":"openimageio","ecosystem":"Ubuntu:Pro:26.04:LTS","purl":"pkg:deb/ubuntu/openimageio?arch=source&distro=esm-apps%2Fresolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.19.1+dfsg-2ubuntu0.1~esm1"}]}],"versions":["2.5.18.0+dfsg-1build2","2.5.19.1+dfsg-1build1","2.5.19.1+dfsg-1build3","2.5.19.1+dfsg-1build5","2.5.19.1+dfsg-2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"libopenimageio2.5","binary_version":"2.5.19.1+dfsg-2ubuntu0.1~esm1"},{"binary_version":"2.5.19.1+dfsg-2ubuntu0.1~esm1","binary_name":"openimageio-tools"},{"binary_version":"2.5.19.1+dfsg-2ubuntu0.1~esm1","binary_name":"python3-openimageio"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8438-1.json","cves_map":{"cves":[{"id":"CVE-2026-43903","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43904","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43906","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"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"}]},{"id":"CVE-2026-43907","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43908","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"}]},{"id":"CVE-2026-43909","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"}]}],"ecosystem":"Ubuntu:Pro:26.04:LTS"}}}],"schema_version":"1.7.5"}