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An optional feature of PCI MSI called "Multiple Message" allows a device to use multiple consecutive interrupt vectors. Unlike for MSI-X, the setting up of these consecutive vectors needs to happen all in one go. In this handling an error path could be taken in different situations, with or without a particular lock held. This error path wrongly releases the lock even when it is not currently held.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade xen | Oct 1, 2024 | Jul 18, 2024 |
| Debian | — | Upgrade xen | Dec 30, 2024 | Jul 18, 2024 |
| Suse | — | Upgrade xen-tools-xendomains-wait-diskUpgrade xen-develUpgrade xenUpgrade xen-tools-domUUpgrade xen-toolsUpgrade xen-libs | Jul 17, 2024 | Jul 16, 2024 |
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