UBUNTU-CVE-2026-22815

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2026-22815
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-22815
Upstream
Downstream
Related
Published
2026-04-01T21:16:00Z
Modified
2026-07-23T20:38:40Z
Severity
  • 6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVSS Calculator
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4.

References

Affected packages

Ubuntu:25.10
python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/ubuntu/python-aiohttp?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.10.11-1build1
3.11.16-1
3.11.16-1ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "python3-aiohttp",
            "binary_version": "3.11.16-1ubuntu0.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json"
Ubuntu:Pro:16.04:LTS
python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps-legacy%2Fxenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.20.2-1ubuntu0.1~esm1

Affected versions

0.*
0.17.2-1
0.17.4-1
0.17.4-1build1
0.20.2-1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python3-aiohttp",
            "binary_version": "0.20.2-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json"
Ubuntu:Pro:18.04:LTS
python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.0.1-1ubuntu0.1~esm7

Affected versions

2.*
2.2.3-1build1
2.2.3-2
2.3.6-1
3.*
3.0.1-1
3.0.1-1ubuntu0.1~esm1
3.0.1-1ubuntu0.1~esm4
3.0.1-1ubuntu0.1~esm5
3.0.1-1ubuntu0.1~esm6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python3-aiohttp",
            "binary_version": "3.0.1-1ubuntu0.1~esm7"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json"
Ubuntu:Pro:22.04:LTS
python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.8.1-4ubuntu0.2+esm3

Affected versions

3.*
3.7.4-1
3.7.4-1build2
3.8.1-3
3.8.1-4
3.8.1-4build1
3.8.1-4ubuntu0.2
3.8.1-4ubuntu0.2+esm1
3.8.1-4ubuntu0.2+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python3-aiohttp",
            "binary_version": "3.8.1-4ubuntu0.2+esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json"
Ubuntu:Pro:24.04:LTS
python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps%2Fnoble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.9.1-1ubuntu0.1+esm3

Affected versions

3.*
3.8.4-1
3.9.1-1
3.9.1-1build1
3.9.1-1ubuntu0.1
3.9.1-1ubuntu0.1+esm1
3.9.1-1ubuntu0.1+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python3-aiohttp",
            "binary_version": "3.9.1-1ubuntu0.1+esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json"
Ubuntu:Pro:26.04:LTS
python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/ubuntu/python-aiohttp?arch=source&distro=esm-apps%2Fresolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.13.3-3ubuntu1+esm1

Affected versions

3.*
3.11.16-1
3.13.1-1
3.13.3-3
3.13.3-3ubuntu1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "python3-aiohttp",
            "binary_version": "3.13.3-3ubuntu1+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22815.json"