CVE-2018-10908

It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without...

6.5 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

1.19%Down 0.1 points since Apr 14, 2021

What each source reports

CVE List Score used 6.5

Record: CVE-2018-10908
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-20, CWE-770
Updated: 2026-11-02

EUVDEUVD-2018-2964 6.5

Record: EUVD-2018-2964
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-c34h-7mjf-54vf 6.3

It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without...

Record: GHSA-c34h-7mjf-54vf
CVSS 3.0: 6.3 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
Weakness: CWE-770
Updated: 2026-11-02

NVD 6.5

Record: CVE-2018-10908
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.0: 6.3 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
CVSS 2.0: 7.1 HighAV:N/AC:M/Au:N/C:N/I:N/A:C
Weakness: CWE-20, CWE-770
Updated: 2026-11-02

OSV 6.3

Record: CVE-2018-10908
CVSS 3.0: 6.3 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
Updated: 2026-11-02

OSVRHEA-2018:2624 6.5

Red Hat Enhancement Advisory: VDSM bug fix and enhancement update 4.2

Record: RHEA-2018:2624
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`vdsm` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-api` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-client` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-common` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-gluster` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-checkips` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-cpuflags` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-ethtool-options` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-extra-ipv4-addrs` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-fcoe` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev

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Affected packages
Package	Affected	Fixed
`vdsm-hook-localdisk` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-macspoof` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-nestedvt` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-openstacknet` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-vhostmd` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-hook-vmfex-dev` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-http` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-jsonrpc` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-network` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-python` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev
`vdsm-yajsonrpc` Red Hat:enterprise_linux:7::hypervisor	before 0:4.20.39-1.el7ev	0:4.20.39-1.el7ev

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-10908 is a medium vulnerability (CVSS 6.5) in [unknown] Vdsm, published August 9, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.19%, the 67th percentile. Fixed in vdsm 0:4.20.39-1.el7ev.

References

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