High severity8.8NVD Advisory· Published May 11, 2017· Updated Jun 17, 2026

CVE-2017-8903

Description

Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Xen/Xen3 versions
cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:*
- (no CPE)range: <=4.8.x

Patches

Vulnerability mechanics

References

xenbits.xen.org/xsa/advisory-213.htmlnvdMitigationPatchVendor Advisory
blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/nvdVendor Advisory
www.securityfocus.com/bid/98426nvd
www.securitytracker.com/id/1038386nvd
security.gentoo.org/glsa/201705-11nvd

News mentions

No linked articles in our index yet.

cvss	0.572
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000