CVE-2018-20216

HIGH

QEMU < 3.1.0 - Denial of Service via Unchecked Return Value in pvrdma_dev_ring

Title source: llm
STIX 2.1

Description

QEMU can have an infinite loop in hw/rdma/vmw/pvrdma_dev_ring.c because return values are not checked (and -1 is mishandled).

References (4)

Core 4
Core References
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2018/12/19/2
Patch, Third Party Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg03052.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106291
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3923-1/

Scores

CVSS v3 7.5
EPSS 0.0388
EPSS Percentile 88.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-252 CWE-835
Status published
Products (5)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
qemu/qemu < 3.1.0
Published Dec 20, 2018
Tracked Since Feb 18, 2026