{"id":"UBUNTU-CVE-2020-21468","details":"** DISPUTED ** A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7.","modified":"2021-09-20T16:15:00Z","published":"2021-09-20T16:15:00Z","withdrawn":"2025-06-23T15:53:43Z","references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-21468"},{"type":"REPORT","url":"https://github.com/redis/redis/issues/6633"},{"type":"REPORT","url":"https://github.com/antirez/redis/issues/6633"},{"type":"REPORT","url":"http://redis.com"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-21468"}],"affected":[{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/redis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:2.6.13-1","2:2.6.16-3","2:2.8.0-1","2:2.8.2-1","2:2.8.4-2","2:2.8.4-2ubuntu0.2","2:2.8.4-2ubuntu0.2+esm1","2:2.8.4-2ubuntu0.2+esm2","2:2.8.4-2ubuntu0.2+esm3"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21468.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/redis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:3.0.3-3","2:3.0.5-1","2:3.0.5-2","2:3.0.5-3","2:3.0.5-4","2:3.0.6-1","2:3.0.6-1ubuntu0.2","2:3.0.6-1ubuntu0.3","2:3.0.6-1ubuntu0.4","2:3.0.6-1ubuntu0.4+esm1","2:3.0.6-1ubuntu0.4+esm2"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21468.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/redis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4:4.0.1-7","4:4.0.2-6","4:4.0.2-9","5:4.0.5-1","5:4.0.6-1","5:4.0.6-2","5:4.0.7-1","5:4.0.8-1","5:4.0.8-2","5:4.0.9-1","5:4.0.9-1ubuntu0.1","5:4.0.9-1ubuntu0.2","5:4.0.9-1ubuntu0.2+esm2","5:4.0.9-1ubuntu0.2+esm3","5:4.0.9-1ubuntu0.2+esm4"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21468.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/redis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5:5.0.5-2build1","5:5.0.6-1","5:5.0.7-1","5:5.0.7-2","5:5.0.7-2ubuntu0.1"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21468.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/redis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5:6.0.15-1","5:6.0.16-1","5:6.0.16-1build1","5:6.0.16-1ubuntu1"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21468.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/redis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5:7.0.12-1","5:7.0.14-1","5:7.0.14-2","5:7.0.15-1","5:7.0.15-1build1","5:7.0.15-1build2"],"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-21468.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}