USN-7824-3: Redis vulnerability
Publication date
16 October 2025
Overview
Redis could be made to crash or run programs if it received specially crafted network traffic from an authenticated user.
Releases
Packages
- redis - Persistent key-value database with network interface
Details
USN-7824-1 fixed several vulnerabilities in Redis. This update provides
the corresponding update for Ubuntu 22.04 LTS.
Original advisory details:
Benny Isaacs, Nir Brakha, and Sagi Tzadik discovered that Redis incorrectly
handled memory when running Lua scripts. An authenticated attacker could use
this vulnerability to trigger a use-after-free condition, and potentially
achieve remote code execution on the Redis server.
USN-7824-1 fixed several vulnerabilities in Redis. This update provides
the corresponding update for Ubuntu 22.04 LTS.
Original advisory details:
Benny Isaacs, Nir Brakha, and Sagi Tzadik discovered that Redis incorrectly
handled memory when running Lua scripts. An authenticated attacker could use
this vulnerability to trigger a use-after-free condition, and potentially
achieve remote code execution on the Redis server.
Update instructions
After a standard system update you need to restart Redis to make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 22.04 LTS jammy | redis – 5:6.0.16-1ubuntu1.1 | ||
| redis-sentinel – 5:6.0.16-1ubuntu1.1 | |||
| redis-server – 5:6.0.16-1ubuntu1.1 | |||
| redis-tools – 5:6.0.16-1ubuntu1.1 | |||
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