{"id":"UBUNTU-CVE-2026-52584","details":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","modified":"2026-07-29T10:18:35.806061869Z","published":"2026-07-17T21:17:00Z","upstream":["CVE-2026-52584"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52584"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-52584"},{"type":"REPORT","url":"https://github.com/libjxl/libjxl/issues/4803"},{"type":"REPORT","url":"https://github.com/libjxl/libjxl/pull/4804"},{"type":"REPORT","url":"https://github.com/libjxl/libjxl/pull/4870"}],"affected":[{"package":{"name":"jpeg-xl","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/jpeg-xl?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.0-10ubuntu2","0.7.0-10.2ubuntu1","0.7.0-10.2ubuntu4","0.7.0-10.2ubuntu5","0.7.0-10.2ubuntu6","0.7.0-10.2ubuntu6.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libjpegxl-java","binary_version":"0.7.0-10.2ubuntu6.1"},{"binary_name":"libjxl-devtools","binary_version":"0.7.0-10.2ubuntu6.1"},{"binary_name":"libjxl-tools","binary_version":"0.7.0-10.2ubuntu6.1"},{"binary_name":"libjxl0.7","binary_version":"0.7.0-10.2ubuntu6.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-52584.json"}},{"package":{"name":"jpeg-xl","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/jpeg-xl?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.11.1-4","0.11.1-6ubuntu1","0.11.1-6ubuntu3","0.11.1-6ubuntu4","0.11.1-6ubuntu4.2"],"ecosystem_specific":{"binaries":[{"binary_name":"libjpegxl-java","binary_version":"0.11.1-6ubuntu4.2"},{"binary_version":"0.11.1-6ubuntu4.2","binary_name":"libjxl-devtools"},{"binary_version":"0.11.1-6ubuntu4.2","binary_name":"libjxl-gdk-pixbuf"},{"binary_name":"libjxl-tools","binary_version":"0.11.1-6ubuntu4.2"},{"binary_version":"0.11.1-6ubuntu4.2","binary_name":"libjxl0.11"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-52584.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}