CVE-2020-15469

low

Description

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference.

References

http://www.openwall.com/lists/oss-security/2020/07/02/1

https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html

https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg09961.html

Details

Source: MITRE

Published: 2020-07-02

Updated: 2021-02-24

Type: CWE-476

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 2.3

Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Impact Score: 1.4

Exploitability Score: 0.8

Severity: LOW