GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.
CVSS Details
- CVSS 3.1 Base Score: 5.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade xen | Jul 30, 2024 | Jun 15, 2015 |
| Freebsd | — | Upgrade xen-kernel | Dec 10, 2025 | Jul 11, 2015 |
| Gentoo Linux | — | Upgrade app-emulation/pvgrub.Upgrade app-emulation/xen.Upgrade app-emulation/xen-tools.Upgrade app-emulation/xen-pvgrub. | Oct 30, 2017 | Jun 15, 2015 |
| Suse | — | Upgrade xen-tools-domUUpgrade xen-kmp-traceUpgrade xenUpgrade xen-doc-htmlUpgrade xen-libsUpgrade xen-toolsUpgrade xen-doc-pdfUpgrade xen-develUpgrade xen-kmp-paeUpgrade xen-kmp-defaultUpgrade xen-libs-32bit | Dec 18, 2015 | Jun 11, 2015 |
| Ubuntu | — | Upgrade xen | Nov 19, 2024 | Jun 15, 2015 |
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