swift vulnerability
It was discovered that OpenStack Swift incorrectly handled truncated aws-chunked PUT request bodies in its s3api middleware. An authenticated attacker could possibly use this issue to cause OpenStack Swift to use excessive resources, leading to a denial of service.
USN-8821-1
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:USN-8821-1
swift
Source reference: /affected/0/package/name
- Affected versions
- 2.36.0-0ubuntu1
Source reference:
/affected/0/versions2.37.0-0ubuntu1Source reference:
/affected/0/versions2.37.1-0ubuntu2Source reference:
/affected/0/versions - Fixed versions
- 2.37.1-0ubuntu2.1
Source reference:
/affected/0/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": "2.37.1-0ubuntu2.1"
}
]
}
],
"package": {
"name": "swift",
"purl": "pkg:deb/ubuntu/swift?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"2.36.0-0ubuntu1",
"2.37.0-0ubuntu1",
"2.37.1-0ubuntu2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8821-1.json",
"cves_map": {
"cves": [
{
"id": "CVE-2026-49017",
"severity": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L"
},
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
],
"ecosystem": "Ubuntu:26.04:LTS"
}
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "python3-swift",
"binary_version": "2.37.1-0ubuntu2.1"
},
{
"binary_name": "swift",
"binary_version": "2.37.1-0ubuntu2.1"
},
{
"binary_name": "swift-account",
"binary_version": "2.37.1-0ubuntu2.1"
},
{
"binary_name": "swift-container",
"binary_version": "2.37.1-0ubuntu2.1"
},
{
"binary_name": "swift-object",
"binary_version": "2.37.1-0ubuntu2.1"
},
{
"binary_name": "swift-object-expirer",
"binary_version": "2.37.1-0ubuntu2.1"
},
{
"binary_name": "swift-proxy",
"binary_version": "2.37.1-0ubuntu2.1"
}
],
"availability": "No subscription required"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #17543 · Revision 1
- Added to Heist Feed
- Publisher date