CVE-2018-18954

Published: Nov 15, 2018Modified: Nov 21, 2024

5.5

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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.

Affected (4)

Products: Qemu: Qemu · Canonical: Ubuntu Linux · Opensuse: Leap

1 product

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Qemu Qemu	Before 3.1

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 18.04
Canonical Ubuntu Linux	Version 18.10

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Opensuse Leap	Version 42.3

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (14)

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2018/11/06/6

Source: cve@mitre.org

Mailing ListPatchThird Party Advisory

http://www.securityfocus.com/bid/105920

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00446.html

Source: cve@mitre.org

Mailing ListPatchThird Party Advisory

https://seclists.org/bugtraq/2019/May/76

Source: cve@mitre.org

https://usn.ubuntu.com/3826-1/

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2019/dsa-4454

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html