Description
OpenStack Object Storage (Swift) before 2.3.1 (Kilo), 2.4.x, and 2.5.x before 2.5.1 (Liberty) do not properly close server connections, which allows remote attackers to cause a denial of service (proxy-server resource consumption) via a series of interrupted requests to a Large Object URL.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | swift | 2.5.0-3 | — |
| Debian 13 | swift | 2.5.0-3 | — |
| Debian 12 | swift | 2.5.0-3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | swift | 1.13.1-0ubuntu1.5 | USN-3451-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 7 | openstack-swift +5 | 2.3.0-3.el7ost | RHSA-2016:0155 |
| Red Hat OpenStack 6 | openstack-swift +5 | 2.2.0-6.el7ost | RHSA-2016:0128 |
| Red Hat OpenStack 5 | openstack-swift +5 | 1.13.1-8.el6ost | RHSA-2016:0127, RHSA-2016:0126 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Gluster Storage 3 | openstack-swift +5 | 1.13.1-8.el6ost | RHSA-2016:0329, RHSA-2016:0328 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | swift | < 2.3.1 | 2.3.1 | GHSA-fxwr-2vxm-cg7p |
| PyPI | swift | >= 2.4.0, < 2.5.1 | 2.5.1 | GHSA-fxwr-2vxm-cg7p |
| PyPI | swift | < 2.3.1 · >= 2.4.0, < 2.5.1 | 2.3.1, 2.5.1 | PYSEC-2026-932 |
Advisories 7
- RHSA-2016:0329 Red Hat Security Advisory: openstack-swift security update Red Hat Security Advisories (RHSA) · Oct 8, 2026
- RHSA-2016:0328 Red Hat Security Advisory: openstack-swift security update Red Hat Security Advisories (RHSA) · Oct 8, 2026
- RHSA-2016:0155 Red Hat Security Advisory: openstack-swift security update Red Hat Security Advisories (RHSA) · Oct 8, 2026
- RHSA-2016:0127 Red Hat Security Advisory: openstack-swift security update Red Hat Security Advisories (RHSA) · Oct 8, 2026
- RHSA-2016:0128 Red Hat Security Advisory: openstack-swift security update Red Hat Security Advisories (RHSA) · Oct 8, 2026
- RHSA-2016:0126 Red Hat Security Advisory: openstack-swift security update Red Hat Security Advisories (RHSA) · Oct 8, 2026
- USN-3451-1 swift vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
References
- RHSA-2016:0329 vendor-advisory
- https://github.com/openstack/swift/blob/master/CHANGELOG
- 81432 vdb-entry
- https://bugs.launchpad.net/cloud-archive/+bug/1493303
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- RHSA-2016:0128 vendor-advisory
- FEDORA-2016-2256c80a94 vendor-advisory
- RHSA-2016:0155 vendor-advisory
- https://security.openstack.org/ossa/OSSA-2016-004.html