{"id":"CVE-2019-17624","aliases":["EUVD-2019-7940","GHSA-76vq-rvvq-q48w"],"status":"published","title":"In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap....","description":"\"\" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.c_char 1000 times, an attacker can cause a denial of service (application crash) or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is involved or if there is a stack overflow.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03694,"percentile":0.89794,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-787"],"published":"2019-10-16T10:59:54Z","modified":"2026-06-17T02:24:17Z","exploits":[{"source":"exploitdb","id":"EDB-47507","title":"X.Org X Server 1.20.4 - Local Stack Overflow","type":"local","platform":"linux","date":"2019-10-16","url":"https://www.exploit-db.com/exploits/47507"}],"products":[{"vendor":"x.org","product":"x_server"}],"references":[{"url":"https://www.exploit-db.com/exploits/47507","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.x.org/releases/individual/xserver/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/154868/X.Org-X-Server-1.20.4-Local-Stack-Overflow.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-17624"},{"url":"https://www.x.org/releases/individual/xserver"},{"url":"https://github.com/advisories/GHSA-76vq-rvvq-q48w"}],"sources":{"cve":[{"id":"CVE-2019-17624","description":"\"\" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.c_char 1000 times, an attacker can cause a denial of service (application crash) or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is involved or if there is a stack overflow.","status":"published","published":"2019-10-16T10:59:54Z","modified":"2024-08-05T01:47:13.198Z","updated_at":"2026-11-02T14:20:24.678649Z"}],"euvd":[{"id":"EUVD-2019-7940","description":"\"\" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.c_char 1000 times, an attacker can cause a denial of service (application crash) or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is involved or if there is a stack overflow.","status":"published","published":"2019-10-16T10:59:54Z","modified":"2024-08-05T01:47:13Z","updated_at":"2026-11-03T02:40:29.306082Z"}],"ghsa":[{"id":"GHSA-76vq-rvvq-q48w","title":"In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap....","description":"In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.c_char 1000 times, an attacker can cause a denial of service (application crash) or possibly have unspecified other impact.","status":"published","published":"2022-05-24T16:58:57Z","modified":"2024-04-04T02:29:06Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:56:08.21797Z"}],"nvd":[{"id":"CVE-2019-17624","description":"\"\" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. For example, by sending ct.c_char 1000 times, an attacker can cause a denial of service (application crash) or possibly have unspecified other impact. Note: It is disputed if the X.Org X Server is involved or if there is a stack overflow.","status":"published","published":"2019-10-16T11:15:15.787Z","modified":"2026-06-17T02:24:17.673Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/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-787"],"updated_at":"2026-11-02T14:05:31.860711Z"}]}}