Security update for python-aiohttp
This update for python-aiohttp fixes the following issues: - CVE-2026-59881: excessive resource consumption due to WebSocket client accepting compressed frames without negotiated permessage-deflate (bsc#1273125). - CVE-2026-69243: HTTP request smuggling via the WebSocket upgrade procedure (bsc#1273553). - CVE-2026-69244: out-of-bounds heap read in the C response parser while building an error message for a malformed response (bsc#1273552).
SUSE-SU-2026:23571-1
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:SUSE-SU-2026:23571-1
python-aiohttp
Source reference: /affected/0/package/name
- Affected versions
- Not stated in this record
- Fixed versions
- 3.11.16-160000.7.1
Source reference:
/affected/0/ranges - Prerequisites
- Not stated in this record
python-aiohttp
Source reference: /affected/1/package/name
- Affected versions
- Not stated in this record
- Fixed versions
- 3.11.16-160000.7.1
Source reference:
/affected/1/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.11.16-160000.7.1"
}
]
}
],
"package": {
"name": "python-aiohttp",
"purl": "pkg:rpm/suse/python-aiohttp&distro=SUSE%20Linux%20Enterprise%20Server%2016.0",
"ecosystem": "SUSE:Linux Enterprise Server 16.0"
},
"database_specific": {
"source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23571-1.json"
},
"ecosystem_specific": {
"binaries": [
{
"python313-aiohttp": "3.11.16-160000.7.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.11.16-160000.7.1"
}
]
}
],
"package": {
"name": "python-aiohttp",
"purl": "pkg:rpm/suse/python-aiohttp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0",
"ecosystem": "SUSE:Linux Enterprise Server for SAP applications 16.0"
},
"database_specific": {
"source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23571-1.json"
},
"ecosystem_specific": {
"binaries": [
{
"python313-aiohttp": "3.11.16-160000.7.1"
}
]
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #30776 · Revision 1
- Added to Heist Feed
- Publisher date