{"id":"CVE-2018-14621","aliases":["BELL-CVE-2018-14621","EUVD-2018-6528","GHSA-362j-4wp6-47gj","SUSE-SU-2018:3146-1"],"status":"published","title":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to...","description":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02262,"percentile":0.83116,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-835"],"published":"2018-08-30T13:00:00Z","modified":"2026-06-17T01:41:18Z","affected":[{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 11 SP4","package":"libtirpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.1-1.13.6.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 11 SP4","package":"libtirpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.1-1.13.6.1"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 11 SP4","package":"libtirpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.1-1.13.6.1"}]}],"bundled":2}],"products":[{"vendor":"[unknown]","product":"libtirpc"},{"vendor":"libtirpc_project","product":"libtirpc"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14621","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory"]},{"url":"http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=fce98161d9815ea016855d9f00274276452c2c4b","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=968175","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-14621"},{"url":"http://git.linux-nfs.org/?p=steved/libtirpc.git;a=commit;h=fce98161d9815ea016855d9f00274276452c2c4b"},{"url":"https://github.com/advisories/GHSA-362j-4wp6-47gj"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2018-14621","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20183146-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1106517","tags":["report"]},{"url":"https://bugzilla.suse.com/1106519","tags":["report"]},{"url":"https://bugzilla.suse.com/968175","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-14621","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-14622","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-14621","description":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.","status":"published","published":"2018-08-30T13:00:00Z","modified":"2024-08-05T09:29:51.86Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:35:00.589142Z"}],"euvd":[{"id":"EUVD-2018-6528","description":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.","status":"published","published":"2018-08-30T13:00:00Z","modified":"2024-08-05T09:29:51Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T02:39:46.259365Z"}],"ghsa":[{"id":"GHSA-362j-4wp6-47gj","title":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to...","description":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.","status":"published","published":"2022-05-13T01:34:32Z","modified":"2023-02-01T05:08:44Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:50:50.543713Z"}],"nvd":[{"id":"CVE-2018-14621","description":"An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.","status":"published","published":"2018-08-30T13:29:00.487Z","modified":"2026-06-17T01:41:18.513Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:04:36.842579Z"}],"osv":[{"id":"BELL-CVE-2018-14621","title":"CVE-2018-14621 does not affect BellSoft software","status":"withdrawn","published":"2018-08-30T13:29:00Z","modified":"2026-01-26T09:46:16.95697Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:14.701973Z"},{"id":"SUSE-SU-2018:3146-1","title":"Security update for libtirpc","description":"This update for libtirpc fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-14621: libtirpc: Infinite loop in EMFILE case in svc_vc.c (bsc#1106519)\n- CVE-2018-14622: libtirpc: Segmentation fault in makefd_xprt return value in svc_vc.c (bsc#1106517)\n","status":"published","published":"2018-10-15T07:13:53Z","modified":"2026-02-04T02:32:50.589615Z","updated_at":"2026-11-02T15:53:45.378228Z"}]}}