{"id":"CVE-2026-16768","aliases":["AZL-93330","BELL-CVE-2026-16768","DEBIAN-CVE-2026-16768","EUVD-2026-48315","GHSA-744w-9fjj-p376","MGASA-2026-0417","MGASA-2026-0503","UBUNTU-CVE-2026-16768"],"status":"published","title":"Gdk-pixbuf: out-of-bounds read in ico parser","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00405,"percentile":0.35132,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-07-23T16:41:20Z","modified":"2026-11-05T20:17:51Z","affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"gdk-pixbuf2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.42.10-6"}]}]},{"source":"osv","ecosystem":"Alpaquita:23","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.42.10-r0"}]}]},{"source":"osv","ecosystem":"Alpaquita:25","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.42.12-r2"}]}]},{"source":"osv","ecosystem":"Alpaquita:stream","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.42.12-r2"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.42.10+dfsg-1","2.42.10+dfsg-1+deb12u1","2.42.10+dfsg-1+deb12u2","2.42.10+dfsg-1+deb12u3","2.42.10+dfsg-1+deb12u4","2.42.10+dfsg-2","2.42.10+dfsg-3","2.42.12+dfsg-1","2.42.12+dfsg-2","2.42.12+dfsg-3","2.42.12+dfsg-4","2.42.12+dfsg-5","2.44.3+dfsg-1","2.44.3+dfsg-2","2.44.3+dfsg-3","2.44.4+dfsg-1","2.44.4+dfsg-2","2.44.4+dfsg-3","2.44.5+dfsg-1","2.44.5+dfsg-2","2.44.5+dfsg-3","2.44.5+dfsg-4","2.44.6+dfsg-1","2.44.6+dfsg-2","2.44.7+dfsg-1","2.44.8+dfsg-1"]},{"source":"osv","ecosystem":"Debian:13","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.42.12+dfsg-4","2.42.12+dfsg-4+deb13u1","2.42.12+dfsg-5","2.44.3+dfsg-1","2.44.3+dfsg-2","2.44.3+dfsg-3","2.44.4+dfsg-1","2.44.4+dfsg-2","2.44.4+dfsg-3","2.44.5+dfsg-1","2.44.5+dfsg-2","2.44.5+dfsg-3","2.44.5+dfsg-4","2.44.6+dfsg-1","2.44.6+dfsg-2","2.44.7+dfsg-1","2.44.8+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.42.12+dfsg-4","2.42.12+dfsg-5","2.44.3+dfsg-1","2.44.3+dfsg-2","2.44.3+dfsg-3","2.44.4+dfsg-1","2.44.4+dfsg-2","2.44.4+dfsg-3","2.44.5+dfsg-1","2.44.5+dfsg-2","2.44.5+dfsg-3","2.44.5+dfsg-4","2.44.6+dfsg-1","2.44.6+dfsg-2","2.44.7+dfsg-1","2.44.8+dfsg-1"]},{"source":"osv","ecosystem":"Mageia:10","package":"gdk-pixbuf2.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.44.4-2.1.mga10"}]}],"bundled":3},{"source":"osv","ecosystem":"Mageia:9","package":"gdk-pixbuf2.0","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.42.10-2.4.mga9"}]}],"bundled":3},{"source":"osv","ecosystem":"Mageia:10","package":"mingw-gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.44.4-1.1.mga10"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"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","2.32.2-1ubuntu1.6+esm2","2.32.2-1ubuntu1.6+esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.36.11-1","2.36.11-1ubuntu0.1","2.36.11-2","2.36.11-2ubuntu0.1~esm1","2.36.11-2ubuntu0.1~esm2","2.36.11-2ubuntu0.1~esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"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","2.40.0+dfsg-3ubuntu0.5+esm1","2.40.0+dfsg-3ubuntu0.5+esm3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"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","2.42.8+dfsg-1ubuntu0.4","2.42.8+dfsg-1ubuntu0.5"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"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","2.42.10+dfsg-3ubuntu3.2","2.42.10+dfsg-3ubuntu3.3"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.44.5+dfsg-4ubuntu1","2.44.7+dfsg-1","2.44.8+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"gdk-pixbuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.42.12+dfsg-5","2.44.4+dfsg-1","2.44.5+dfsg-3","2.44.5+dfsg-4","2.44.5+dfsg-4ubuntu1"]}],"products":[{"vendor":"gnome","product":"gdk-pixbuf"},{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 6"},{"vendor":"red hat","product":"red hat enterprise linux 7"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-16768","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2506437","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/302","tags":["exploit","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16768","tags":["web"]},{"url":"https://github.com/advisories/GHSA-744w-9fjj-p376"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2026-16768","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-16768","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2026-0417.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=36238","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7DP4KY4CEXMYSH2LTCRQAN4JZKGOIKAV/","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MXN4IRXYCTUM4SHIHKYCZ4F65WY26VVT/","tags":["web"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00024.html","tags":["web"]},{"url":"https://advisories.mageia.org/MGASA-2026-0503.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=36395","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CBRMUGTKQY4SKAETRTPGKJJLAFAKW2BC/","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2026-16768","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-16768","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-16768","title":"Gdk-pixbuf: out-of-bounds read in ico parser","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T16:41:20.704Z","modified":"2026-11-05T19:24:21.288Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-05T20:54:59.423743Z"}],"euvd":[{"id":"EUVD-2026-48315","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T16:41:20Z","modified":"2026-11-05T19:24:21Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-05T20:01:48.21368Z"}],"ghsa":[{"id":"GHSA-744w-9fjj-p376","title":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that...","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T18:31:45Z","modified":"2026-07-23T18:31:45Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:09:43.679745Z"}],"nvd":[{"id":"CVE-2026-16768","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T17:16:28.037Z","modified":"2026-11-05T20:17:51.37Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-05T21:56:41.836249Z"}],"osv":[{"id":"BELL-CVE-2026-16768","status":"published","published":"2026-07-24T06:03:26.68022Z","modified":"2026-08-01T07:15:05.884018367Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:28:23.037038Z"},{"id":"DEBIAN-CVE-2026-16768","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T17:16:28.037Z","modified":"2026-10-01T03:03:19.879945918Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:52.562592Z"},{"id":"UBUNTU-CVE-2026-16768","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T17:16:00Z","modified":"2026-10-17T12:59:53.232346863Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T16:56:00.592716Z"},{"id":"AZL-93330","title":"CVE-2026-16768 affecting package gdk-pixbuf2 2.42.10-6","description":"A flaw was found in gdk-pixbuf. When parsing a specially crafted ICO file with pixel values that exceed the defined palette range, an out-of-bounds read can occur due to improper bounds checking against the actual palette size. This vulnerability causes heap bytes to be interpreted as valid palette indices and rendered as RGB pixel values in the output image, allowing an attacker to extract heap content via the generated output, such as a thumbnail.","status":"published","published":"2026-07-23T17:16:28Z","modified":"2026-11-05T05:40:51Z","updated_at":"2026-11-05T16:41:25.880689Z"},{"id":"MGASA-2026-0417","title":"Updated gdk-pixbuf2.0 packages fix security vulnerabilities","description":"Heap‑buffer‑overflow in gdk‑pixbuf. (CVE-2025-7345)\nOut-of-bounds read in ico parser. (CVE-2026-16768)\nInvalid write in jpeg icc profile parser on error recovery.\n(CVE-2026-81893)\n","status":"published","published":"2026-09-18T17:17:37Z","modified":"2026-09-18T17:30:05.452146961Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"MGASA-2026-0503","title":"Updated mingw-gdk-pixbuf package fixes security vulnerabilities","description":"out-of-bounds read in ico parser. (CVE-2026-16768)\nInvalid write in jpeg icc profile parser on error recovery.\n(CVE-2026-81893)\n","status":"published","published":"2026-10-14T02:42:28Z","modified":"2026-10-14T02:45:02.945190439Z","updated_at":"2026-11-02T15:49:43.795591Z"}]}}