Description
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.
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 | 4.11.1+92-g6c33308a8d-1 | — |
| Debian 13 | xen | 4.11.1+92-g6c33308a8d-1 | — |
| Debian 12 | xen | 4.11.1+92-g6c33308a8d-1 | — |
| Debian 8 | xen | 4.4.4lts5-0+deb8u1 | DLA-1949-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | xen | No fix yet | — |
| Ubuntu 16.04 LTS | xen | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | xen | 4.10.4_04-3.22.1 | SUSE-RU-2019:2767-1 |
| SLES 12 SP4 | xen | 4.11.2_02-2.14.2 | SUSE-SU-2019:2753-1 |
| SLES 12 SP3 | xen | 4.9.4_04-3.56.2 | SUSE-SU-2019:2769-1 |
| SLES 12 SP2 | xen | 4.7.6_06-43.54.2 | SUSE-SU-2019:2783-1 |
| SLES 12 SP1 | xen | 4.5.5_28-22.64.1 | SUSE-SU-2020:0388-1 |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP4 | xen | 4.4.4_40-61.49.1 | SUSE-SU-2019:14199-1 |
| SLES for SAP 12 SP4 | xen | 4.11.2_02-2.14.2 | SUSE-SU-2019:2753-1 |
| SLES for SAP 12 SP3 | xen | 4.9.4_04-3.56.2 | SUSE-SU-2019:2769-1 |
| SLES for SAP 12 SP2 | xen | 4.7.6_06-43.54.2 | SUSE-SU-2019:2783-1 |
| SLES for SAP 12 SP1 | xen | 4.5.5_28-22.64.1 | SUSE-SU-2020:0388-1 |
| SUSE OpenStack Cloud Crowbar 8 | xen | 4.9.4_04-3.56.2 | SUSE-SU-2019:2769-1 |
| SUSE OpenStack Cloud 8 | xen | 4.9.4_04-3.56.2 | SUSE-SU-2019:2769-1 |
| SUSE OpenStack Cloud 7 | xen | 4.7.6_06-43.54.2 | SUSE-SU-2019:2783-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | xen | 4.2.5_21-45.33.1 | SUSE-SU-2019:14201-1 |
| SUSE HPE Helion OpenStack 8 | xen | 4.9.4_04-3.56.2 | SUSE-SU-2019:2769-1 |
| SUSE Enterprise Storage 5 | xen | 4.9.4_04-3.56.2 | SUSE-SU-2019:2769-1 |
| SUSE Enterprise Storage 4 | xen | 4.7.6_06-43.54.2 | SUSE-SU-2019:2783-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.9 | xen | 4.11.2-r0 | — |
Advisories 8
- DLA-1949-1 xen - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:14201-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:14199-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2753-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-RU-2019:2767-1 Recommended update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2783-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2769-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0388-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
References
- http://xenbits.xen.org/xsa/advisory-288.html
- https://xenbits.xen.org/xsa/advisory-288.html
- [oss-security] 20191025 Xen Security Advisory 288 v3 (CVE-2019-17343) - x86: Inconsistent PV IOMMU discipline mailing-list
- DSA-4602 vendor-advisory
- 20200114 [SECURITY] [DSA 4602-1] xen security update mailing-list