Ubuntu USN · USN-8366-1

Luanti vulnerabilities

Published: Tue, 02 Jun 2026 12:48

CVE-2026-40960CVE-2026-40959

Summary

Several security issues were fixed in Luanti.

Details

It was discovered that Luanti, when using LuaJIT, did not properly enforce Lua sandbox restrictions. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-40959) It was discovered that Luanti did not properly restrict access to insecure environments. An attacker could possibly use this issue to obtain unintended access to the insecure environment or HTTP API. (CVE-2026-40960)

Recommended actions per Ubuntu release

StackPatch playbook auto-generated per release codename and per affected package.

Ubuntu questing

luanti→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
luanti→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
luanti-data→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti-data
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
luanti-server→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti-server
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
minetest→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y minetest
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
minetest-data→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y minetest-data
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
minetest-server→5.10.0+dfsg-5+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y minetest-server
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

Ubuntu resolute

luanti→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
luanti→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
luanti-data→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti-data
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
luanti-server→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y luanti-server
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
minetest→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y minetest
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
minetest-data→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y minetest-data
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
minetest-server→5.10.0+dfsg-5+deb13u1build0.26.04.1apt_upgrade
Standard apt upgrade. Install 5.10.0+dfsg-5+deb13u1build0.26.04.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y minetest-server
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

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