Unrated severityNVD Advisory· Published Oct 3, 2025· Updated Oct 31, 2025
Redis is vulnerable to DoS via specially crafted LUA scripts
CVE-2025-46819
Description
Redis is an open source, in-memory database that persists on disk. Versions 8.2.1 and below allow an authenticated user to use a specially crafted LUA script to read out-of-bound data or crash the server and subsequent denial of service. The problem exists in all versions of Redis with Lua scripting. This issue is fixed in version 8.2.2. To workaround this issue without patching the redis-server executable is to prevent users from executing Lua scripts. This can be done using ACL to block a script by restricting both the EVAL and FUNCTION command families.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
46- osv-coords44 versionspkg:apk/chainguard/py3.10-redispkg:apk/chainguard/py3.11-redispkg:apk/chainguard/py3.12-redispkg:apk/chainguard/py3.13-redispkg:apk/chainguard/py3-redispkg:bitnami/keydbpkg:bitnami/redispkg:bitnami/valkeypkg:rpm/almalinux/redispkg:rpm/almalinux/redis-develpkg:rpm/almalinux/redis-docpkg:rpm/almalinux/valkeypkg:rpm/almalinux/valkey-develpkg:rpm/opensuse/redis7&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/redis&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/redis&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/redis&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/valkey&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/valkey&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/valkey&distro=openSUSE%20Tumbleweedpkg:rpm/suse/redis7&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/redis7&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/redis7&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/redis7&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/redis7&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/redis&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/redis&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/redis&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/redis&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/valkey&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP6pkg:rpm/suse/valkey&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7pkg:rpm/suse/valkey&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/valkey&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
< 0+ 43 more
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 0
- (no CPE)range: < 6.2.20
- (no CPE)range: < 6.2.20
- (no CPE)range: < 7.2.11
- (no CPE)range: < 6.2.20-1.el9_6
- (no CPE)range: < 6.2.20-1.el9_6
- (no CPE)range: < 6.2.20-1.el9_6
- (no CPE)range: < 8.0.6-1.el10_0
- (no CPE)range: < 8.0.6-1.el10_0
- (no CPE)range: < 7.0.8-150600.8.19.1
- (no CPE)range: < 7.2.4-150600.3.18.1
- (no CPE)range: < 8.2.3-bp160.1.1
- (no CPE)range: < 8.2.2-1.1
- (no CPE)range: < 8.0.6-150600.13.17.1
- (no CPE)range: < 8.0.6-160000.1.1
- (no CPE)range: < 8.1.4-1.1
- (no CPE)range: < 7.0.8-150500.3.24.1
- (no CPE)range: < 7.0.8-150500.3.24.1
- (no CPE)range: < 7.0.8-150600.8.19.1
- (no CPE)range: < 7.0.8-150500.3.24.1
- (no CPE)range: < 7.0.8-150500.3.24.1
- (no CPE)range: < 6.0.14-150200.6.43.1
- (no CPE)range: < 6.0.14-150200.6.43.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 7.2.4-150600.3.18.1
- (no CPE)range: < 6.0.14-150200.6.43.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.0.14-150200.6.43.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 6.2.6-150400.3.40.1
- (no CPE)range: < 8.0.6-150600.13.17.1
- (no CPE)range: < 8.0.6-150700.3.11.1
- (no CPE)range: < 8.0.6-160000.1.1
- (no CPE)range: < 8.0.6-160000.1.1
Patches
Vulnerability mechanics
References
3- github.com/redis/redis/commit/3a1624da2449ac3dbfc4bdaed43adf77a0b7bfbamitrex_refsource_MISC
- github.com/redis/redis/releases/tag/8.2.2mitrex_refsource_MISC
- github.com/redis/redis/security/advisories/GHSA-4c68-q8q8-3g4fmitrex_refsource_CONFIRM
News mentions
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