What’s Vulnerable › Vulnerabilities

CVE-2017-8904

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-05-11 · updated 2026-06-17

Description

Xen through 4.8.x mishandles the "contains segment descriptors" property during GNTTABOP_transfer (aka guest transfer) operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214.

Affected products

• xen: 4.8.0, 4.8.1

References

• http://www.securityfocus.com/bid/98428
• http://www.securitytracker.com/id/1038387
• https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/
• https://security.gentoo.org/glsa/201705-11
• https://xenbits.xen.org/xsa/advisory-214.html
• http://www.securityfocus.com/bid/98428
• http://www.securitytracker.com/id/1038387
• https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/
• https://security.gentoo.org/glsa/201705-11
• https://xenbits.xen.org/xsa/advisory-214.html

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