{"id":"CVE-2018-18718","aliases":["DEBIAN-CVE-2018-18718","DLA-1567-1","EUVD-2018-10434","GHSA-rr89-xjwm-mp65","MGASA-2019-0039","UBUNTU-CVE-2018-18718","USN-5681-1","openSUSE-SU-2019:0022-1","openSUSE-SU-2024:10832-1"],"status":"published","title":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the...","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00414,"percentile":0.36002,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-415"],"published":"2018-10-28T00:00:00Z","modified":"2026-10-24T10:47:40Z","fixes":[{"ecosystem":"Debian:12","package":"gthumb","fixed_in":["3:3.6.2-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"gthumb","fixed_in":["3:3.6.2-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"gthumb","fixed_in":["3:3.6.2-2"],"sources":["osv"]},{"ecosystem":"Debian:8","package":"gthumb","fixed_in":["3:3.3.1-2.1+deb8u1"],"sources":["osv"]},{"ecosystem":"Mageia:6","package":"gthumb","fixed_in":["3.4.5-2.1.mga6"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"gthumb","fixed_in":["3:3.4.3-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"gthumb","fixed_in":["3:3.6.1-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"SUSE:Package Hub 15","package":"gthumb","fixed_in":["3.6.1-bp150.2.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.0","package":"gthumb","fixed_in":["3.6.1-bp150.2.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"gthumb","fixed_in":["3.12.0-3.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.6.2-2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.6.2-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.6.2-2"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.3.1-2.1+deb8u1"}]}],"versions":["3:3.3.1-2"]},{"source":"osv","ecosystem":"Mageia:6","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.5-2.1.mga6"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.4.3-1ubuntu0.1~esm1"}]}],"versions":["3:3.3.1.is.3.2.8-0ubuntu3","3:3.4.1-2","3:3.4.1-3","3:3.4.1-4","3:3.4.3-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.6.1-1ubuntu0.1~esm1"}]}],"versions":["3:3.5.2-2ubuntu1","3:3.5.3-1","3:3.5.4-1","3:3.6.0-1","3:3.6.0-2","3:3.6.0-3","3:3.6.0-4","3:3.6.1-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.4.3-1ubuntu0.1~esm1"}]}],"versions":["3:3.3.1.is.3.2.8-0ubuntu3","3:3.4.1-2","3:3.4.1-3","3:3.4.1-4","3:3.4.3-1"],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3:3.6.1-1ubuntu0.1~esm1"}]}],"versions":["3:3.5.2-2ubuntu1","3:3.5.3-1","3:3.5.4-1","3:3.6.0-1","3:3.6.0-2","3:3.6.0-3","3:3.6.0-4","3:3.6.1-1"],"bundled":3},{"source":"osv","ecosystem":"SUSE:Package Hub 15","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.1-bp150.2.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.0","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.1-bp150.2.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"gthumb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.0-3.1"}]}]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"gnome","product":"gthumb"}],"references":[{"url":"https://gitlab.gnome.org/GNOME/gthumb/issues/18","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2018/11/msg00002.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-18718"},{"url":"https://github.com/advisories/GHSA-rr89-xjwm-mp65"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-18718","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2019-0039.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=24183","tags":["report"]},{"url":"https://lists.opensuse.org/opensuse-updates/2019-01/msg00031.html","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2018-18718","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5681-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-18718","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-20326","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2020-36427","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/O4WV5JRRJVJABTNS6APONDONJQM5NPYG/#O4WV5JRRJVJABTNS6APONDONJQM5NPYG","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1113749","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-18718","tags":["web"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2018-18718","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2018-10-28T00:00:00Z","modified":"2024-08-05T11:16:00.367Z","updated_at":"2026-11-02T14:35:11.799349Z"}],"euvd":[{"id":"EUVD-2018-10434","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2018-10-28T00:00:00Z","modified":"2024-08-05T11:16:00Z","updated_at":"2026-11-03T02:39:35.233033Z"}],"ghsa":[{"id":"GHSA-rr89-xjwm-mp65","title":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the...","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2022-05-14T01:51:58Z","modified":"2023-02-02T05:04:27Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:51:52.696148Z"}],"nvd":[{"id":"CVE-2018-18718","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2018-10-29T12:29:06.4Z","modified":"2026-06-17T01:47:45.313Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:04:46.409324Z"}],"osv":[{"id":"CVE-2018-18718","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2018-10-29T12:29:06.4Z","modified":"2026-10-24T10:47:40.174804933Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:08.834469Z"},{"id":"DEBIAN-CVE-2018-18718","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2018-10-29T12:29:06.4Z","modified":"2026-10-23T18:02:29.461141134Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:30.57382Z"},{"id":"UBUNTU-CVE-2018-18718","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free vulnerability in the add_themes_from_dir method in dlg-contact-sheet.c because of two successive calls of g_free, each of which frees the same buffer.","status":"published","published":"2018-10-29T12:29:00Z","modified":"2026-04-22T11:50:38.728202Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:17.496046Z"},{"id":"DLA-1567-1","title":"gthumb - security update","status":"published","published":"2018-11-05T00:00:00Z","modified":"2026-03-09T01:19:58.935711Z","updated_at":"2026-11-02T15:46:09.777694Z"},{"id":"MGASA-2019-0039","title":"Updated gthumb packages fix security vulnerability","description":"An issue was discovered in gThumb through 3.6.2. There is a double-free\nvulnerability in the add_themes_from_dir method in dlg-contact-sheet.c\nbecause of two successive calls of g_free, each of which frees the same\nbuffer. (CVE-2018-18718)\n","status":"published","published":"2019-01-17T23:51:22Z","modified":"2026-04-16T06:23:34.475997202Z","updated_at":"2026-11-02T15:49:40.793816Z"},{"id":"openSUSE-SU-2019:0022-1","title":"Security update for gthumb","description":"This update for gthumb fixes the following issues:\n\nSecurity issue fixed:\n\n- CVE-2018-18718: Fixed a double-free in add_themes_from_dir function from dlg-contact-sheet.c (boo#1113749)\n","status":"published","published":"2019-04-14T07:20:54Z","modified":"2026-02-04T03:35:00.320897Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2024:10832-1","title":"gthumb-3.12.0-3.1 on GA media","description":"These are all security issues fixed in the gthumb-3.12.0-3.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:13:37.824273Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"USN-5681-1","title":"gThumb vulnerabilities","description":"It was discovered that gThumb did not properly managed\nmemory under certain circumstances. An attacker could\npossibly use this issue to cause gThumb to crash, resulting\nin a denial of service, or possibly execute arbitrary code.\n(CVE-2018-18718)\n\nIt was discovered that gThumb did not properly managed\nmemory when processing certain image files. If a user were\ntricked into opening a specially crafted JPEG file, an\nattacker could possibly use this issue to cause gThumb to\ncrash, resulting in a denial of service, or possibly\nexecute arbitrary code. (CVE-2019-20326)\n\nIt was discovered that gThumb did not properly handled\ncertain malformed image files. If a user were tricked into\nopening a specially crafted JPEG file, an attacker could\npossibly use this issue to cause gThumb to crash, resulting\nin a denial of service. (CVE-2020-36427)\n","status":"published","published":"2022-10-14T14:13:08Z","modified":"2026-06-25T13:31:27.047926032Z","updated_at":"2026-11-02T16:58:16.20937Z"}]}}