CVE-2018-9422

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

In get_futex_key of futex.c, there is a use-after-free due to improper locking. This could lead to local escalation of privilege with no additional privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android kernel Android ID: A-74250718 References: Upstream kernel.

References

https://bugzilla.suse.com/show_bug.cgi?id=1102001&_ga=2.244341506.661832603.1561012452-1774095668.1553066022

https://lists.debian.org/debian-lts-announce/2018/07/msg00015.html

https://lists.debian.org/debian-lts-announce/2018/07/msg00016.html

https://source.android.com/security/bulletin/2018-07-01

Details

Source: MITRE

Published: 2018-11-06

Updated: 2019-08-19

Type: CWE-416

Risk Information

CVSS v2

Base Score: 7.2

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

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH

Tenable Plugins

View all (4 total)

IDNameProductFamilySeverity
141697EulerOS Virtualization 3.0.2.2 : kernel (EulerOS-SA-2020-2222)NessusHuawei Local Security Checks
high
125513EulerOS 2.0 SP2 : kernel (EulerOS-SA-2019-1586)NessusHuawei Local Security Checks
high
124431EulerOS 2.0 SP5 : kernel (EulerOS-SA-2019-1304)NessusHuawei Local Security Checks
high
111082Debian DLA-1422-2 : linux security update (Spectre)NessusDebian Local Security Checks
high