VYPR
Critical severity9.1NVD Advisory· Published Oct 30, 2017· Updated Jun 17, 2026

CVE-2017-15597

CVE-2017-15597

Description

An issue was discovered in Xen through 4.9.x. Grant copying code made an implication that any grant pin would be accompanied by a suitable page reference. Other portions of code, however, did not match up with that assumption. When such a grant copy operation is being done on a grant of a dying domain, the assumption turns out wrong. A malicious guest administrator can cause hypervisor memory corruption, most likely resulting in host crash and a Denial of Service. Privilege escalation and information leaks cannot be ruled out.

AI Insight

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Affected products

19

Patches

Vulnerability mechanics

References

7

News mentions

0

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