CVE-2018-18954

MEDIUM

Qemu < 3.1 - Out-of-Bounds Write

Title source: rule
STIX 2.1

Description

The pnv_lpc_do_eccb function in hw/ppc/pnv_lpc.c in Qemu before 3.1 allows out-of-bounds write or read access to PowerNV memory.

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3826-1/
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2018/11/06/6
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105920
Mailing List, Patch, Third Party Advisory mailing-list x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00446.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2019/dsa-4454
Mailing List mailing-list x_refsource_bugtraq
https://seclists.org/bugtraq/2019/May/76

Scores

CVSS v3 5.5
EPSS 0.0012
EPSS Percentile 30.3%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-125 CWE-787
Status published
Products (4)
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
opensuse/leap 42.3
qemu/qemu < 3.1
Published Nov 15, 2018
Tracked Since Feb 18, 2026