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When setting up interrupt remapping for legacy PCI(-X) devices, including PCI(-X) bridges, a lookup of the upstream bridge is required. This lookup, itself involving acquiring of a lock, is done in a context where acquiring that lock is unsafe. This can lead to a deadlock.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Aug 8, 2025 | Jul 17, 2025 |
| Debian | — | Upgrade xen | May 15, 2025 | May 15, 2025 |
| Dell Powerstore Dsa2025429 | — | Upgrade Dell PowerStoreOS to the latest version | Dec 3, 2025 | Dec 2, 2025 |
| Dell Powerstore Dsa2026039 | — | Upgrade Dell PowerStoreOS to the latest version | Jan 13, 2026 | Jan 6, 2026 |
| Suse | — | Upgrade xen-libs-32bitUpgrade xen-tools-xendomains-wait-diskUpgrade xen-develUpgrade xen-libsUpgrade xen-toolsUpgrade xen-tools-domUUpgrade xenUpgrade xen-doc-html | Apr 8, 2025 | Apr 7, 2025 |
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