CVE-2018-20123 : pvrdma_realize in hw/rdma/vmw/pvrdma_main.c in QEMU has a Memory leak after an i

pvrdma_realize in hw/rdma/vmw/pvrdma_main.c in QEMU has a Memory leak after an initialisation error.

Published 2018-12-17 19:29:03

Updated 2020-05-12 17:45:04

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2018-20123

Canonical » Ubuntu Linux » Version: 14.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 16.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 18.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 18.10
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 30
cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Matching versions
Qemu » Qemu
Versions up to, including, (<=) 3.1.0
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.15%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 34 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
2.1	LOW	AV:L/AC:L/Au:N/C:N/I:N/A:P	3.9	2.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-772 Missing Release of Resource after Effective Lifetime

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

Assigned by: nvd@nist.gov (Primary)

https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02817.html

Re: [Qemu-devel] [PATCH] pvrdma: release device resources in case of an
Mailing List;Patch;Third Party Advisory
https://usn.ubuntu.com/3923-1/

USN-3923-1: QEMU vulnerabilities | Ubuntu security notices
Third Party Advisory

CVEs referencing this url
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/

[SECURITY] Fedora 30 Update: qemu-3.1.0-6.fc30 - package-announce - Fedora Mailing-Lists
Mailing List;Release Notes;Third Party Advisory

CVEs referencing this url
http://www.securityfocus.com/bid/106219

QEMU CVE-2018-20123 Denial of Service Vulnerability
Third Party Advisory;VDB Entry
http://www.openwall.com/lists/oss-security/2018/12/13/4

oss-security - CVE-2018-20123 QEMU: pvrdma: memory leakage in device hotplug
Mailing List;Patch;Third Party Advisory

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