Ubuntu python-aiohttp Vulnerabilities Fix: CVE-2026-22815/34513/34514/34516 (DoS/HTTP Smuggling)

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Security AdvisoryUSN-8591-1HighUbuntu

Affected:

python3-aiohttp < 3.13.3-3ubuntu1+esm1 on Ubuntu 26.04 LTS
python3-aiohttp < 3.9.1-1ubuntu0.1+esm3 on Ubuntu 24.04 LTS
python3-aiohttp < 3.8.1-4ubuntu0.2+esm3 on Ubuntu 22.04 LTS
python3-aiohttp < 3.6.2-1ubuntu1+esm6 on Ubuntu 20.04 LTS
python3-aiohttp < 3.0.1-1ubuntu0.1+esm7 on Ubuntu 18.04 LTS

Fixed in:

3.13.3-3ubuntu1+esm1
3.9.1-1ubuntu0.1+esm3
3.8.1-4ubuntu0.2+esm3
3.6.2-1ubuntu1+esm6
3.0.1-1ubuntu0.1+esm7

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