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.

CVSS v3.0 NVD

8.2 HIGHCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0 NVD

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

1.57% chance of exploitation in the next 30 days, 75th percentile

Published

2017-04-04

Updated

2024-08-05

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/41870

Security advisories

• http://xenbits.xen.org/xsa/advisory-212.html
• http://openwall.com/lists/oss-security/2017/04/04/3
• http://www.securityfocus.com/bid/97375
• https://googleprojectzero.blogspot.com/2017/04/pandavirtualization-exploiting-xen.html

References

• CVE Record
• NVD entry