DEBIAN-CVE-2026-34513

Source
https://security-tracker.debian.org/tracker/CVE-2026-34513
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34513.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2026-34513
Upstream
Published
2026-04-01T21:16:59.267Z
Modified
2026-04-28T20:32:49.981493Z
Severity
  • 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
Summary
[none]
Details

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4.

References

Affected packages

Debian:11 / python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/debian/python-aiohttp?arch=source

Affected ranges

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

Affected versions

3.*
3.7.4-1
3.7.4-1+deb11u1
3.7.4-2
3.8.1-1
3.8.1-2
3.8.1-3
3.8.1-4
3.8.1-5
3.8.3-1
3.8.4-1
3.8.5-1
3.8.6-1
3.9.1-1
3.9.5-1
3.10.0-1
3.10.1-1
3.10.3-1
3.10.3-2
3.10.3-3
3.10.4-1
3.10.5-1
3.10.6-1
3.10.8-1
3.10.10-1
3.10.10-2
3.10.11-1
3.11.15-1
3.11.16-1
3.12.15-1
3.13.0-1
3.13.1-1
3.13.3-1
3.13.3-2
3.13.3-3
3.13.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34513.json"

Debian:12 / python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/debian/python-aiohttp?arch=source

Affected ranges

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

Affected versions

3.*
3.8.4-1
3.8.4-1+deb12u1
3.8.5-1
3.8.6-1
3.9.1-1
3.9.5-1
3.10.0-1
3.10.1-1
3.10.3-1
3.10.3-2
3.10.3-3
3.10.4-1
3.10.5-1
3.10.6-1
3.10.8-1
3.10.10-1
3.10.10-2
3.10.11-1
3.11.15-1
3.11.16-1
3.12.15-1
3.13.0-1
3.13.1-1
3.13.3-1
3.13.3-2
3.13.3-3
3.13.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34513.json"

Debian:13 / python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/debian/python-aiohttp?arch=source

Affected ranges

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

Affected versions

3.*
3.11.16-1
3.12.15-1
3.13.0-1
3.13.1-1
3.13.3-1
3.13.3-2
3.13.3-3
3.13.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34513.json"

Debian:14 / python-aiohttp

Package

Name
python-aiohttp
Purl
pkg:deb/debian/python-aiohttp?arch=source

Affected ranges

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

Affected versions

3.*
3.11.16-1
3.12.15-1
3.13.0-1
3.13.1-1
3.13.3-1
3.13.3-2
3.13.3-3
3.13.5-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34513.json"