CVE-2018-20191
HIGHQEMU < 3.1.0 - Denial of Service via NULL Pointer Dereference in pvrdma_main.c
Title source: llmDescription
hw/rdma/vmw/pvrdma_main.c in QEMU does not implement a read operation (such as uar_read by analogy to uar_write), which allows attackers to cause a denial of service (NULL pointer dereference).
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/106276
Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2018/12/18/1
Patch, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg03066.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3923-1/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KJMTVGDLA654HNCDGLCUEIP36SNJEKK7/
Scores
CVSS v3
7.5
EPSS
0.0073
EPSS Percentile
72.8%
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-476
Status
published
Products (7)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
canonical/ubuntu_linux
18.10
fedoraproject/fedora
29
fedoraproject/fedora
30
qemu/qemu
< 3.1.0
Published
Dec 20, 2018
Tracked Since
Feb 18, 2026