{"id":"UBUNTU-CVE-2025-7345","details":"A flaw exists in gdk‑pixbuf within the gdk_pixbuf__jpeg_image_load_increment function (io-jpeg.c) and in glib’s g_base64_encode_step (glib/gbase64.c). When processing maliciously crafted JPEG images, a heap buffer overflow can occur during Base64 encoding, allowing out-of-bounds reads from heap memory, potentially causing application crashes or arbitrary code execution.","modified":"2026-04-22T16:16:04.465967Z","published":"2025-07-08T14:15:00Z","related":["USN-7662-1"],"upstream":["CVE-2025-7345"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-7345"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-7345"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-7345"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2377063"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/249"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7662-1"}],"affected":[{"package":{"name":"gdk-pixbuf","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/gdk-pixbuf@2.32.2-1ubuntu1.6+esm2?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.32.2-1ubuntu1.6+esm2"}]}],"versions":["2.32.1-1","2.32.2-1","2.32.2-1ubuntu1","2.32.2-1ubuntu1.2","2.32.2-1ubuntu1.3","2.32.2-1ubuntu1.4","2.32.2-1ubuntu1.5","2.32.2-1ubuntu1.6","2.32.2-1ubuntu1.6+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.32.2-1ubuntu1.6+esm2","binary_name":"gir1.2-gdkpixbuf-2.0"},{"binary_version":"2.32.2-1ubuntu1.6+esm2","binary_name":"libgdk-pixbuf2.0-0"},{"binary_version":"2.32.2-1ubuntu1.6+esm2","binary_name":"libgdk-pixbuf2.0-common"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-7345.json"}},{"package":{"name":"gdk-pixbuf","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/gdk-pixbuf@2.36.11-2ubuntu0.1~esm2?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.36.11-2ubuntu0.1~esm2"}]}],"versions":["2.36.11-1","2.36.11-1ubuntu0.1","2.36.11-2","2.36.11-2ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.36.11-2ubuntu0.1~esm2","binary_name":"gir1.2-gdkpixbuf-2.0"},{"binary_version":"2.36.11-2ubuntu0.1~esm2","binary_name":"libgdk-pixbuf2.0-0"},{"binary_version":"2.36.11-2ubuntu0.1~esm2","binary_name":"libgdk-pixbuf2.0-bin"},{"binary_version":"2.36.11-2ubuntu0.1~esm2","binary_name":"libgdk-pixbuf2.0-common"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-7345.json"}},{"package":{"name":"gdk-pixbuf","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/gdk-pixbuf@2.40.0+dfsg-3ubuntu0.5+esm1?arch=source&distro=esm-infra/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.40.0+dfsg-3ubuntu0.5+esm1"}]}],"versions":["2.40.0+dfsg-1build1","2.40.0+dfsg-1ubuntu1","2.40.0+dfsg-2","2.40.0+dfsg-3","2.40.0+dfsg-3ubuntu0.1","2.40.0+dfsg-3ubuntu0.2","2.40.0+dfsg-3ubuntu0.3","2.40.0+dfsg-3ubuntu0.4","2.40.0+dfsg-3ubuntu0.5"],"ecosystem_specific":{"binaries":[{"binary_version":"2.40.0+dfsg-3ubuntu0.5+esm1","binary_name":"gir1.2-gdkpixbuf-2.0"},{"binary_version":"2.40.0+dfsg-3ubuntu0.5+esm1","binary_name":"libgdk-pixbuf2.0-0"},{"binary_version":"2.40.0+dfsg-3ubuntu0.5+esm1","binary_name":"libgdk-pixbuf2.0-bin"},{"binary_version":"2.40.0+dfsg-3ubuntu0.5+esm1","binary_name":"libgdk-pixbuf2.0-common"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-7345.json"}},{"package":{"name":"gdk-pixbuf","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/gdk-pixbuf@2.42.8+dfsg-1ubuntu0.4?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.42.8+dfsg-1ubuntu0.4"}]}],"versions":["2.42.6+dfsg-1build2","2.42.6+dfsg-1build3","2.42.6+dfsg-2ubuntu2","2.42.6+dfsg-2ubuntu3","2.42.8+dfsg-1","2.42.8+dfsg-1ubuntu0.1","2.42.8+dfsg-1ubuntu0.2","2.42.8+dfsg-1ubuntu0.3"],"ecosystem_specific":{"binaries":[{"binary_version":"2.42.8+dfsg-1ubuntu0.4","binary_name":"gdk-pixbuf-tests"},{"binary_version":"2.42.8+dfsg-1ubuntu0.4","binary_name":"gir1.2-gdkpixbuf-2.0"},{"binary_version":"2.42.8+dfsg-1ubuntu0.4","binary_name":"libgdk-pixbuf-2.0-0"},{"binary_version":"2.42.8+dfsg-1ubuntu0.4","binary_name":"libgdk-pixbuf2.0-bin"},{"binary_version":"2.42.8+dfsg-1ubuntu0.4","binary_name":"libgdk-pixbuf2.0-common"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-7345.json"}},{"package":{"name":"gdk-pixbuf","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/gdk-pixbuf@2.42.10+dfsg-3ubuntu3.2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.42.10+dfsg-3ubuntu3.2"}]}],"versions":["2.42.10+dfsg-1build1","2.42.10+dfsg-3","2.42.10+dfsg-3ubuntu1","2.42.10+dfsg-3ubuntu2","2.42.10+dfsg-3ubuntu3","2.42.10+dfsg-3ubuntu3.1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.42.10+dfsg-3ubuntu3.2","binary_name":"gdk-pixbuf-tests"},{"binary_version":"2.42.10+dfsg-3ubuntu3.2","binary_name":"gir1.2-gdkpixbuf-2.0"},{"binary_version":"2.42.10+dfsg-3ubuntu3.2","binary_name":"libgdk-pixbuf-2.0-0"},{"binary_version":"2.42.10+dfsg-3ubuntu3.2","binary_name":"libgdk-pixbuf2.0-bin"},{"binary_version":"2.42.10+dfsg-3ubuntu3.2","binary_name":"libgdk-pixbuf2.0-common"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-7345.json"}},{"package":{"name":"gdk-pixbuf","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/gdk-pixbuf@2.42.12+dfsg-4build1?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.42.12+dfsg-4build1"}]}],"versions":["2.42.12+dfsg-2","2.42.12+dfsg-3"],"ecosystem_specific":{"binaries":[{"binary_version":"2.42.12+dfsg-4build1","binary_name":"gdk-pixbuf-tests"},{"binary_version":"2.42.12+dfsg-4build1","binary_name":"gir1.2-gdkpixbuf-2.0"},{"binary_version":"2.42.12+dfsg-4build1","binary_name":"libgdk-pixbuf-2.0-0"},{"binary_version":"2.42.12+dfsg-4build1","binary_name":"libgdk-pixbuf2.0-bin"},{"binary_version":"2.42.12+dfsg-4build1","binary_name":"libgdk-pixbuf2.0-common"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-7345.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}