{"id":"UBUNTU-CVE-2023-28856","details":"Redis is an open source, in-memory database that persists on disk. Authenticated users can use the `HINCRBYFLOAT` command to create an invalid hash field that will crash Redis on access in affected versions. This issue has been addressed in in versions 7.0.11, 6.2.12, and 6.0.19. Users are advised to upgrade. There are no known workarounds for this issue.","modified":"2026-02-04T02:27:44.053882Z","published":"2023-04-18T21:15:00Z","related":["USN-6531-1"],"upstream":["CVE-2023-28856"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-28856"},{"type":"REPORT","url":"https://github.com/redis/redis/security/advisories/GHSA-hjv8-vjf6-wcr6"},{"type":"REPORT","url":"https://github.com/redis/redis/commit/1c1bd618c95e26a8ff5c12e70cbf0117233ef073"},{"type":"REPORT","url":"https://github.com/redis/redis/commit/e030e351fd7ae8c1b0254982a4f12a4bd15ac66b"},{"type":"REPORT","url":"https://github.com/redis/redis/commit/bc7fe41e5857a0854d524e2a63a028e9394d2a5c"},{"type":"REPORT","url":"https://github.com/redis/redis/pull/11149"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6531-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-28856"}],"affected":[{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/redis@2:2.8.4-2ubuntu0.2+esm3?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:2.8.4-2ubuntu0.2+esm3"}]}],"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"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"redis-server","binary_version":"2:2.8.4-2ubuntu0.2+esm3"},{"binary_version":"2:2.8.4-2ubuntu0.2+esm3","binary_name":"redis-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-28856.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/redis@2:3.0.6-1ubuntu0.4+esm2?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:3.0.6-1ubuntu0.4+esm2"}]}],"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"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"redis-sentinel","binary_version":"2:3.0.6-1ubuntu0.4+esm2"},{"binary_name":"redis-server","binary_version":"2:3.0.6-1ubuntu0.4+esm2"},{"binary_name":"redis-tools","binary_version":"2:3.0.6-1ubuntu0.4+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-28856.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/redis@5:4.0.9-1ubuntu0.2+esm4?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5:4.0.9-1ubuntu0.2+esm4"}]}],"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"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"redis","binary_version":"5:4.0.9-1ubuntu0.2+esm4"},{"binary_name":"redis-sentinel","binary_version":"5:4.0.9-1ubuntu0.2+esm4"},{"binary_name":"redis-server","binary_version":"5:4.0.9-1ubuntu0.2+esm4"},{"binary_name":"redis-tools","binary_version":"5:4.0.9-1ubuntu0.2+esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-28856.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/redis@5:5.0.7-2ubuntu0.1+esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5:5.0.7-2ubuntu0.1+esm2"}]}],"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~esm1","5:5.0.7-2ubuntu0.1","5:5.0.7-2ubuntu0.1+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"redis","binary_version":"5:5.0.7-2ubuntu0.1+esm2"},{"binary_name":"redis-sentinel","binary_version":"5:5.0.7-2ubuntu0.1+esm2"},{"binary_name":"redis-server","binary_version":"5:5.0.7-2ubuntu0.1+esm2"},{"binary_version":"5:5.0.7-2ubuntu0.1+esm2","binary_name":"redis-tools"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-28856.json"}},{"package":{"name":"redis","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/redis@5:6.0.16-1ubuntu1+esm1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5:6.0.16-1ubuntu1+esm1"}]}],"versions":["5:6.0.15-1","5:6.0.16-1","5:6.0.16-1build1","5:6.0.16-1ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"5:6.0.16-1ubuntu1+esm1","binary_name":"redis"},{"binary_name":"redis-sentinel","binary_version":"5:6.0.16-1ubuntu1+esm1"},{"binary_name":"redis-server","binary_version":"5:6.0.16-1ubuntu1+esm1"},{"binary_name":"redis-tools","binary_version":"5:6.0.16-1ubuntu1+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-28856.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}