Description
Incorrect placement of a preprocessor directive in source code results
in logic that doesn't operate as intended when support for HVM guests is
compiled out of Xen.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Xen | Xen | — | — |
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 | 4.17.3+10-g091466ba55-1 | — |
| Debian 13 | xen | 4.17.3+10-g091466ba55-1 | — |
| Debian 12 | xen | 4.17.3+10-g091466ba55-1~deb12u1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | xen | No fix yet | — |
| Ubuntu 26.04 LTS | xen | No fix yet | — |
| Ubuntu 25.10 | xen | No fix yet | — |
| Ubuntu 24.04 LTS | xen | No fix yet | — |
| Ubuntu 22.04 LTS | xen | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | xen | No fix yet | — |
| 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 SP5 | xen | 4.17.3_04-150500.3.21.1 | SUSE-SU-2024:0830-1, SUSE-SU-2024:0266-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 5.5 | xen | 4.17.3_04-150500.3.21.1 | SUSE-SU-2024:0830-1, SUSE-SU-2024:0266-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | xen | 4.18.0_06-1.1 | openSUSE-SU-2024:13648-1 |
| openSUSE Leap 15.5 | xen | 4.17.3_04-150500.3.21.1 | SUSE-SU-2024:0830-1, SUSE-SU-2024:0266-1 |
Advisories 4
- openSUSE-SU-2024:13648-1 xen-4.18.0_06-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:0830-1 Security update for xen SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:0266-1 Security update for xen SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2024-0261 Xen: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 22, 2024