CVE-2017-7228

An issue (known as XSA-212) was discovered in Xen, with fixes available for 4.8.x, 4.7.x, 4.6.x, 4.5.x, and 4.4.x. The earlier XSA-29 fix introduced an insufficient check on XENMEM_exchange input, allowing the caller to drive hypervisor memory accesses outside of the guest provided input/output arrays.

• CWE-129

• http://openwall.com/lists/oss-security/2017/04/04/3Mailing List, Third Party Advisory
• http://www.debian.org/security/2017/dsa-3847
• http://www.securityfocus.com/bid/97375Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038223
• http://xenbits.xen.org/xsa/advisory-212.htmlPatch, Vendor Advisory
• https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-029-2017.txt
• https://googleprojectzero.blogspot.com/2017/04/pandavirtualization-exploiting-xen.htmlTechnical Description, Third Party Advisory
• https://www.exploit-db.com/exploits/41870/
• http://openwall.com/lists/oss-security/2017/04/04/3Mailing List, Third Party Advisory
• http://www.debian.org/security/2017/dsa-3847
• http://www.securityfocus.com/bid/97375Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038223
• http://xenbits.xen.org/xsa/advisory-212.htmlPatch, Vendor Advisory
• https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-029-2017.txt
• https://googleprojectzero.blogspot.com/2017/04/pandavirtualization-exploiting-xen.htmlTechnical Description, Third Party Advisory
• https://www.exploit-db.com/exploits/41870/

Published

Apr 4, 2017

Last Modified

Jun 17, 2026

Status

Modified

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