CVE-2026-0665
6.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Summary
An off-by-one error was found in QEMU's KVM Xen guest support. A malicious guest could use this flaw to trigger out-of-bounds heap accesses in the QEMU process via the emulated Xen physdev hypercall interface, leading to a denial of service or potential memory corruption.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
8.0.0 <= 10.2.0 | affected |
Weaknesses
- CWE-787: Out-of-bounds Write
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://access.redhat.com/security/cve/CVE-2026-0665
- https://bugzilla.redhat.com/show_bug.cgi?id=2428640
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