Ubuntu USN · USN-8344-3

pip vulnerability

Published: Wed, 03 Jun 2026 09:16

CVE-2025-66471

Summary

A regression was fixed in pip.

Details

USN-8344-1 introduced a regression in pip. This update provides a complete fix for this issue.. We apologize for the inconvenience. Original advisory details: It was discovered that pip's bundled urllib3 library improperly handled streaming decompression of highly compressed data. A remote attacker could possibly use this issue to cause pip to consume excessive resources, leading to a denial of service. (CVE-2025-66471)

Recommended actions per Ubuntu release

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

Ubuntu jammy

python-pip→22.0.2+dfsg-1ubuntu0.7+esm3apt_upgrade
Standard apt upgrade. Install 22.0.2+dfsg-1ubuntu0.7+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python-pip
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
python3-pip→22.0.2+dfsg-1ubuntu0.7+esm3apt_upgrade
Standard apt upgrade. Install 22.0.2+dfsg-1ubuntu0.7+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python3-pip
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
python3-pip-whl→22.0.2+dfsg-1ubuntu0.7+esm3apt_upgrade
Standard apt upgrade. Install 22.0.2+dfsg-1ubuntu0.7+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python3-pip-whl
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

Ubuntu noble

python-pip→24.0+dfsg-1ubuntu1.3+esm3apt_upgrade
Standard apt upgrade. Install 24.0+dfsg-1ubuntu1.3+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python-pip
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
python3-pip→24.0+dfsg-1ubuntu1.3+esm3apt_upgrade
Standard apt upgrade. Install 24.0+dfsg-1ubuntu1.3+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python3-pip
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
python3-pip-whl→24.0+dfsg-1ubuntu1.3+esm3apt_upgrade
Standard apt upgrade. Install 24.0+dfsg-1ubuntu1.3+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python3-pip-whl
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

Ubuntu resolute

python-pip→25.1.1+dfsg-1ubuntu2+esm3apt_upgrade
Standard apt upgrade. Install 25.1.1+dfsg-1ubuntu2+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python-pip
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
python3-pip→25.1.1+dfsg-1ubuntu2+esm3apt_upgrade
Standard apt upgrade. Install 25.1.1+dfsg-1ubuntu2+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python3-pip
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
python3-pip-whl→25.1.1+dfsg-1ubuntu2+esm3apt_upgrade
Standard apt upgrade. Install 25.1.1+dfsg-1ubuntu2+esm3 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y python3-pip-whl
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

Are YOU affected by USN-8344-3?

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curl https://mindsparkstack.com/scan.sh | bash

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