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update","status":"published","published":"2024-09-16T02:38:04Z","modified":"2026-10-14T10:01:08Z","cvss":[{"version":"3.0","score":5.6,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T15:52:58.636919Z"},{"id":"UBUNTU-CVE-2019-18224","description":"idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.","status":"published","published":"2019-10-21T17:15:00Z","modified":"2026-04-22T12:13:52.628237Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:20.325378Z"},{"id":"ALBA-2019:3621","title":"libidn2 bug fix and enhancement update","description":"For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2019-11-05T18:07:54Z","modified":"2026-10-29T11:00:30.982851502Z","updated_at":"2026-11-02T15:27:45.586651Z"},{"id":"DSA-4613-1","title":"libidn2 - security update","status":"published","published":"2020-02-01T00:00:00Z","modified":"2026-03-09T02:08:40.616341Z","updated_at":"2026-11-02T15:46:17.19998Z"},{"id":"MGASA-2019-0416","title":"Updated libidn2 packages fix security vulnerabilities","description":"Updated libidn2 packages fix security vulnerabilities:\n\nIt was discovered that Libidn2 incorrectly handled certain inputs.\nA attacker could possibly use this issue to impersonate domains\n(CVE-2019-12290).\n\nIt was discovered that Libidn2 incorrectly handled certain inputs.\nAn attacker could possibly use this issue to execute arbitrary code\n(CVE-2019-18224).\n","status":"published","published":"2019-12-31T16:51:17Z","modified":"2026-04-16T04:44:30.545205399Z","updated_at":"2026-11-02T15:49:41.151324Z"},{"id":"openSUSE-SU-2019:2611-1","title":"Security update for libidn2","description":"This update for libidn2 to version 2.2.0 fixes the following issues:\n\n- CVE-2019-12290: Fixed an improper round-trip check when converting A-labels to U-labels (bsc#1154884).\n- CVE-2019-18224: Fixed a heap-based buffer overflow that was caused by long domain strings (bsc#1154887).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2019-12-03T11:17:32Z","modified":"2026-02-04T02:55:02.824081Z","updated_at":"2026-11-02T16:58:31.152112Z"},{"id":"openSUSE-SU-2019:2613-1","title":"Security update for libidn2","description":"This update for libidn2 to version 2.2.0 fixes the following issues:\n\n- CVE-2019-12290: Fixed an improper round-trip check when converting A-labels to U-labels (bsc#1154884).\n- CVE-2019-18224: Fixed a heap-based buffer overflow that was caused by long domain strings (bsc#1154887).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2019-12-03T13:17:47Z","modified":"2026-02-04T04:03:33.55568Z","updated_at":"2026-11-02T16:58:31.152112Z"},{"id":"openSUSE-SU-2024:10950-1","title":"libidn2-0-2.3.2-1.2 on GA media","description":"These are all security issues fixed in the libidn2-0-2.3.2-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:34:57.553257Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"SUSE-SU-2019:3086-1","title":"Security update for libidn2","description":"This update for libidn2 to version 2.2.0 fixes the following issues:\n\n- CVE-2019-12290: Fixed an improper round-trip check when converting A-labels to U-labels (bsc#1154884).\n- CVE-2019-18224: Fixed a heap-based buffer overflow that was caused by long domain strings (bsc#1154887).\n","status":"published","published":"2019-11-28T09:02:27Z","modified":"2026-02-04T02:57:57.065238Z","updated_at":"2026-11-02T15:53:47.06185Z"},{"id":"USN-4168-1","title":"libidn2 vulnerabilities","description":"It was discovered that Libidn2 incorrectly handled certain inputs.\nA attacker could possibly use this issue to impersonate domains.\n(CVE-2019-12290)\n\nIt was discovered that Libidn2 incorrectly handled certain inputs.\nAn attacker could possibly use this issue to execute arbitrary code.\n(CVE-2019-18224)\n","status":"published","published":"2019-10-29T12:47:20Z","modified":"2026-04-27T15:30:17.825254Z","updated_at":"2026-11-02T16:58:14.547547Z"}]}}