SUSE-SU-2026:0635-1

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Source
https://www.suse.com/support/update/announcement/2026/suse-su-20260635-1/
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0635-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/SUSE-SU-2026:0635-1
Upstream
Related
Published
2026-02-25T11:12:53Z
Modified
2026-02-26T23:51:12.474810Z
Summary
Security update for python-urllib3_1
Details

This update for python-urllib3_1 fixes the following issues:

  • CVE-2025-66471: excessive resource consumption via decompression of highly compressed data in Streaming API (bsc#1254867).
  • CVE-2025-66418: resource exhaustion via unbounded number of links in the decompression chain (bsc#1254866).
  • CVE-2026-21441: excessive resource consumption during decompression of data in HTTP redirect responses (bsc#1256331).
References

Affected packages

SUSE:Linux Enterprise Module for Python 3 15 SP7 / python-urllib3_1

Package

Name
python-urllib3_1
Purl
pkg:rpm/suse/python-urllib3_1&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP7

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.26.18-150600.3.6.1

Ecosystem specific 

{
    "binaries": [
        {
            "python311-urllib3_1": "1.26.18-150600.3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0635-1.json"

openSUSE:Leap 15.6 / python-urllib3_1

Package

Name
python-urllib3_1
Purl
pkg:rpm/opensuse/python-urllib3_1&distro=openSUSE%20Leap%2015.6

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.26.18-150600.3.6.1

Ecosystem specific 

{
    "binaries": [
        {
            "python311-urllib3_1": "1.26.18-150600.3.6.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:0635-1.json"