{"id":"CVE-2020-15117","details":"In Synergy before version 1.12.0, a Synergy server can be crashed by receiving a kMsgHelloBack packet with a client name length set to 0xffffffff (4294967295) if the servers memory is less than 4 GB. It was verified that this issue does not cause a crash through the exception handler if the available memory of the Server is more than 4GB.","aliases":["GHSA-chfm-333q-gfpp"],"modified":"2026-08-27T03:47:45.504208226Z","published":"2020-07-15T18:15:36.333Z","database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","vendor_product":"fedoraproject:fedora","cpes":["cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"32"},{"last_affected":"32"},{"introduced":"33"},{"last_affected":"33"}]}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VFDEQED64YLWQK2TF73EMXZDYX7YT2DD/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAQYCMBWNVCIEM27NPIKK3DGJCNBYLAK/"},{"type":"ADVISORY","url":"https://github.com/symless/synergy-core/security/advisories/GHSA-chfm-333q-gfpp"},{"type":"FIX","url":"https://github.com/symless/synergy-core/commit/0a97c2be0da2d0df25cb86dfd642429e7a8bea39"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/symless/synergy","events":[{"introduced":"0"},{"fixed":"cb8064e856b7630bfd07e971a3d60c23d4aa686a"},{"fixed":"0a97c2be0da2d0df25cb86dfd642429e7a8bea39"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.12.0"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:symless:synergy:*:*:*:*:*:*:*:*"}}],"versions":["v1.12.0-rc2","v1.12.0-rc1","v1.11.1-stable","v1.11.0-stable","v1.10.3-stable","v1.10.2-stable","v1.8.1-stable","v1.8.0-beta","v1.7.3-stable","v1.7.2-stable","v1.7.1-stable","v1.6.2","v1.7.0","v1.6.3-final","v1.6.1","v1.6.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15117.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}