CVE-2017-7228
Summary
| CVE | CVE-2017-7228 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-04-04 14:59:00 UTC |
| Updated | 2019-10-03 00:03:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: CWE-129
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Xen 'memory_exchange()' Function Incomplete Fix Privilege Escalation Vulnerability | BID | www.securityfocus.com | Third Party Advisory, VDB Entry |
| qubes-secpack/qsb-029-2017.txt at master · QubesOS/qubes-secpack · GitHub | CONFIRM | github.com | |
| Xen - Broken Check in 'memory_exchange()' Permits PV Guest Breakout | EXPLOIT-DB | www.exploit-db.com | |
| oss-security - Xen Security Advisory 212 (CVE-2017-7228) - x86: broken check in memory_exchange() permits PV guest breakout | CONFIRM | openwall.com | Mailing List, Third Party Advisory |
| Debian -- Security Information -- DSA-3847-1 xen | DEBIAN | www.debian.org | |
| Project Zero: Pandavirtualization: Exploiting the Xen hypervisor | MISC | googleprojectzero.blogspot.com | Technical Description, Third Party Advisory |
| Xen XENMEM_exchange Validation Flaw Lets Local Users on a Guest System Gain Elevated Privileges on the Host System - SecurityTracker | SECTRACK | www.securitytracker.com | |
| XSA-212 - Xen Security Advisories | CONFIRM | xenbits.xen.org | Patch, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.