CVE-2018-20126 : hw/rdma/vmw/pvrdma_cmd.c in QEMU allows create_cq and create_qp memory leaks because errors are mishandled.

hw/rdma/vmw/pvrdma_cmd.c in QEMU allows create_cq and create_qp memory leaks because errors are mishandled.

Published 2018-12-20 21:29:01

Updated 2020-05-12 17:46:41

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2018-20126

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
Qemu » Qemu
Versions up to, including, (<=) 3.1.0
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Matching versions
Opensuse » Leap » Version: 15.0
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
Matching versions
Opensuse » Leap » Version: 15.1
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.06%

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

~ 25 %

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)

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html

[security-announce] openSUSE-SU-2019:2510-1: important: Security update
Mailing List;Third Party Advisory

CVEs referencing this url
https://usn.ubuntu.com/3923-1/

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

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2018/12/19/4

oss-security - CVE-2018-20126 QEMU: pvrdma: memory leakage when creating cq/qp
Mailing List;Patch;Third Party Advisory
http://www.securityfocus.com/bid/106298

QEMU 'hw/rdma/vmw/pvrdma_cmd.c' Multiple Local Denial of Service Vulnerabilities
Third Party Advisory;VDB Entry

CVEs referencing this url
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00038.html

[security-announce] openSUSE-SU-2019:2505-1: important: Security update
Mailing List;Third Party Advisory

CVEs referencing this url
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg02824.html

[Qemu-devel] [PATCH v2 4/6] pvrdma: release ring object in case of an er
Patch;Third Party Advisory

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