xen: Accessing the vNUMA configuration data of a guest is still possible when domain destruction has already started
CVE-2026-62429 is fixed in xen on 1 platform, first by SUSE-SU-2026:3409-1, released July 29, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Accessing the vNUMA configuration data of a guest is still possible when domain destruction has already started. The cleaning up of that configuration information is not synchronized with its retrieval by a device model controlling the guest.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| xen · Debian 12.15 (bookworm) | 4.17.7-0+deb12u1 | DEBIAN-CVE-2026-62429 | Aug 3, 2026 |
| xen · Debian 13.5 (trixie) | 4.20.3+127-gc42374a105-0+deb13u1 | DEBIAN-CVE-2026-62429 | Aug 3, 2026 |
| xen · Debian 14 | 4.20.3+127-gc42374a105-1 | DEBIAN-CVE-2026-62429 | Aug 3, 2026 |
| xen · sles 15.6 | 4.18.5_20-150600.3.53.3 | SUSE-SU-2026:3409-1 | Jul 29, 2026 |
| xen · sles 15.7 | 4.20.4_04-150700.3.46.1 | SUSE-SU-2026:4090-1 | Sep 8, 2026 |
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