Ubuntu USN · USN-8367-1

tar-fs vulnerabilities

Published: Tue, 02 Jun 2026 13:00

CVE-2025-59343CVE-2024-12905CVE-2025-48387

Summary

Several security issues were fixed in tar-fs.

Details

It was discovered that tar-fs did not properly limit paths when extracting crafted tar files. An attacker could possibly use this issue to write or overwrite files outside the intended extraction directory. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-12905) It was discovered that tar-fs did not properly validate extraction paths for certain crafted tar archives. An attacker could possibly use this issue to write files outside the intended extraction directory. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2025-48387) It was discovered that tar-fs had a symlink validation bypass when extracting crafted tar files. An attacker could possibly use this issue to write files outside the intended extraction directory. (CVE-2025-59343)

Recommended actions per Ubuntu release

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

Ubuntu jammy

node-tar-fs→2.1.1-6ubuntu0.22.04.1~esm1apt_upgrade_esm
Fixed at 2.1.1-6ubuntu0.22.04.1~esm1 — ESM-only. Enable Ubuntu Pro (free for 5 personal machines) or treat as watch item.
```
sudo pro attach <token>
sudo apt-get update
sudo apt-get install --only-upgrade -y node-tar-fs=2.1.1-6ubuntu0.22.04.1~esm1
```
Sign up at https://ubuntu.com/pro. Free for personal + small-team use.
node-tar-fs→2.1.1-6ubuntu0.22.04.1~esm1apt_upgrade_esm
Fixed at 2.1.1-6ubuntu0.22.04.1~esm1 — ESM-only. Enable Ubuntu Pro (free for 5 personal machines) or treat as watch item.
```
sudo pro attach <token>
sudo apt-get update
sudo apt-get install --only-upgrade -y node-tar-fs=2.1.1-6ubuntu0.22.04.1~esm1
```
Sign up at https://ubuntu.com/pro. Free for personal + small-team use.

Ubuntu noble

node-tar-fs→2.1.1-6ubuntu0.24.04.1~esm1apt_upgrade_esm
Fixed at 2.1.1-6ubuntu0.24.04.1~esm1 — ESM-only. Enable Ubuntu Pro (free for 5 personal machines) or treat as watch item.
```
sudo pro attach <token>
sudo apt-get update
sudo apt-get install --only-upgrade -y node-tar-fs=2.1.1-6ubuntu0.24.04.1~esm1
```
Sign up at https://ubuntu.com/pro. Free for personal + small-team use.
node-tar-fs→2.1.1-6ubuntu0.24.04.1~esm1apt_upgrade_esm
Fixed at 2.1.1-6ubuntu0.24.04.1~esm1 — ESM-only. Enable Ubuntu Pro (free for 5 personal machines) or treat as watch item.
```
sudo pro attach <token>
sudo apt-get update
sudo apt-get install --only-upgrade -y node-tar-fs=2.1.1-6ubuntu0.24.04.1~esm1
```
Sign up at https://ubuntu.com/pro. Free for personal + small-team use.

Ubuntu questing

node-tar-fs→3.0.9+~cs2.0.4-1+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 3.0.9+~cs2.0.4-1+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y node-tar-fs
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
node-tar-fs→3.0.9+~cs2.0.4-1+deb13u1build0.25.10.1apt_upgrade
Standard apt upgrade. Install 3.0.9+~cs2.0.4-1+deb13u1build0.25.10.1 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y node-tar-fs
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

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