Vulnerability Description
The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.9.1 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3925Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/07/17/4Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/99895Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:3369Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3466Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3470Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3471Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3472Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3473Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:3474Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1471638Issue TrackingPatchThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.htmlMailing ListPatchVendor Advisory
- https://usn.ubuntu.com/3575-1/Third Party Advisory
- http://www.debian.org/security/2017/dsa-3925Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/07/17/4Mailing ListPatchThird Party Advisory
FAQ
What is CVE-2017-11334?
CVE-2017-11334 is a vulnerability with a CVSS score of 4.4 (MEDIUM). The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by ...
How severe is CVE-2017-11334?
CVE-2017-11334 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-11334?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.