Vulnerability Description
It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By uploading a specially crafted image, an attacker could cause the qemu-img process to consume unbounded amounts of memory of CPU time, causing a denial of service condition that could potentially impact other users of the host.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ovirt | Vdsm | < 4.20.37 |
| Redhat | Virtualization | 4.0 |
Related Weaknesses (CWE)
References
- http://lists.nongnu.org/archive/html/qemu-block/2018-07/msg00488.htmlMailing ListVendor Advisory
- https://access.redhat.com/errata/RHEA-2018:2624Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10908Issue TrackingPatchThird Party Advisory
- https://gerrit.ovirt.org/#/c/93195/PatchThird Party Advisory
- http://lists.nongnu.org/archive/html/qemu-block/2018-07/msg00488.htmlMailing ListVendor Advisory
- https://access.redhat.com/errata/RHEA-2018:2624Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10908Issue TrackingPatchThird Party Advisory
- https://gerrit.ovirt.org/#/c/93195/PatchThird Party Advisory
FAQ
What is CVE-2018-10908?
CVE-2018-10908 is a vulnerability with a CVSS score of 6.5 (MEDIUM). It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By uploading a specially crafted image, an attacker could cause the qemu-img process to c...
How severe is CVE-2018-10908?
CVE-2018-10908 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-10908?
Check the references section above for vendor advisories and patch information. Affected products include: Ovirt Vdsm, Redhat Virtualization.