CVE-2024-31227 Denial-of-service due to malformed ACL selectors in Redis
An authenticated user with sufficient privileges can cause a server panic and denial of service by creating a malformed ACL selector in Redis.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-31227?
CVE-2024-31227 is a medium-severity denial of service vulnerability in redis, published on 7 Oct 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Redis is an open source, in-memory database that persists on disk. An authenticated with sufficient privileges may create a malformed ACL selector which, when accessed, triggers a server panic and subsequent denial of service. The problem exists in Redis 7 prior to versions 7.2.6 and 7.4.1. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Weakness: CWE-20
Which versions are affected by CVE-2024-31227?
3 open source packages ship an affected version, including redis, keydb and valkey. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
redis Bitnami | From 7.0.0 | 7.2.8, 7.4.1 |
keydb Bitnami | From 7.0.0 | None |
valkey Bitnami | All versions | 7.2.7, 8.0.1 |
Products include Redis Redis.
How do I fix CVE-2024-31227?
Upgrade redis to a fixed version for your release line: 7.2.8 or 7.4.1.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2024-31227 being exploited?
There is no known exploitation of CVE-2024-31227 in the wild and no public exploit code.
Other vulnerabilities in redis
- CVE-2022-0543 Debian-specific Redis Server Lua Sandbox Escape
- CVE-2026-23479 redis-server use-after-free in unblock client flow may allow remote code execution
- CVE-2026-25243 redis-server RESTORE invalid memory access may allow remote code execution
- CVE-2025-62507 Redis: Bug in XACKDEL may lead to stack overflow and potential RCE
- CVE-2025-48367 Redis DoS Vulnerability due to bad connection error handling
Sources
Also known as ALPINE-CVE-2024-31227, AZL-52008, BELL-CVE-2024-31227, BIT-keydb-2024-31227, BIT-redis-2024-31227, BIT-valkey-2024-31227 and 5 more.