Description
The AMD IOMMU support in Xen 4.2.x, 4.1.x, 3.3, and other versions, when using AMD-Vi for PCI passthrough, uses the same interrupt remapping table for the host and all guests, which allows guests to cause a denial of service by injecting an interrupt into other guests.
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 | xen | 4.1.4-2 | — |
| Debian 13 | xen | 4.1.4-2 | — |
| Debian 12 | xen | 4.1.4-2 | — |
| Debian 6.0 | xen | 4.0.1-5.7 | DSA-2636-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | kernel +12 | 2.6.18-348.6.1.el5 | RHSA-2013:0847 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | xen | 4.7.0_12-1.3 | openSUSE-SU-2024:10196-1 |
Advisories 3
- DSA-2636-1 xen - several Debian Security (DSA / DLA) · Mar 9, 2026
- RHSA-2013:0847 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- openSUSE-SU-2024:10196-1 xen-4.7.0_12-1.3 on GA media SUSE / openSUSE Security Updates · May 7, 2025
References
- xen-amdiommu-dos(81831) vdb-entry
- 55082 third-party-advisory
- openSUSE-SU-2013:0637 vendor-advisory
- 51881 third-party-advisory
- GLSA-201309-24 vendor-advisory
- DSA-2636 vendor-advisory
- openSUSE-SU-2013:0912 vendor-advisory
- [oss-security] 20130205 Xen Security Advisory 36 (CVE-2013-0153) - interrupt remap entries shared and old ones not cleared on AMD IOMMUs mailing-list
- 89867 vdb-entry
- RHSA-2013:0847 vendor-advisory
- openSUSE-SU-2013:0636 vendor-advisory
- SUSE-SU-2014:0446 vendor-advisory
- 57745 vdb-entry