CVE-2019-20811

LOW

Description

An issue was discovered in the Linux kernel before 5.0.6. In rx_queue_add_kobject() and netdev_queue_add_kobject() in net/core/net-sysfs.c, a reference count is mishandled, aka CID-a3e23f719f5c.

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e

https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html

https://usn.ubuntu.com/4527-1/

https://www.debian.org/security/2020/dsa-4698

Details

Source: MITRE

Published: 2020-06-03

Updated: 2020-09-23

Risk Information

CVSS v2.0

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3.0

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Tenable Plugins

View all (20 total)

IDNameProductFamilySeverity
143049CentOS 7 : kernel (CESA-2020:5023)NessusCentOS Local Security Checks
high
142991Photon OS 2.0: Linux PHSA-2020-2.0-0296NessusPhotonOS Local Security Checks
medium
142822Scientific Linux Security Update : kernel on SL7.x x86_64 (2020:5023)NessusScientific Linux Local Security Checks
high
142788Oracle Linux 7 : kernel (ELSA-2020-5023)NessusOracle Linux Local Security Checks
high
142709RHEL 7 : kernel (RHSA-2020:5023)NessusRed Hat Local Security Checks
high
142706RHEL 7 : kernel-rt (RHSA-2020:5026)NessusRed Hat Local Security Checks
high
142576EulerOS Virtualization 3.0.6.6 : kernel (EulerOS-SA-2020-2443)NessusHuawei Local Security Checks
high
142240EulerOS 2.0 SP2 : kernel (EulerOS-SA-2020-2353)NessusHuawei Local Security Checks
high
141374OracleVM 3.4 : Unbreakable / etc (OVMSA-2020-0044)NessusOracleVM Local Security Checks
critical
140917EulerOS 2.0 SP3 : kernel (EulerOS-SA-2020-2150)NessusHuawei Local Security Checks
high
140724Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4527-1)NessusUbuntu Local Security Checks
medium
140361OracleVM 3.4 : Unbreakable / etc (OVMSA-2020-0041)NessusOracleVM Local Security Checks
high
140328EulerOS Virtualization for ARM 64 3.0.2.0 : kernel (EulerOS-SA-2020-1958)NessusHuawei Local Security Checks
high
140208Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2020-5837)NessusOracle Linux Local Security Checks
high
140141EulerOS 2.0 SP5 : kernel (EulerOS-SA-2020-1920)NessusHuawei Local Security Checks
medium
139995EulerOS Virtualization for ARM 64 3.0.6.0 : kernel (EulerOS-SA-2020-1892)NessusHuawei Local Security Checks
high
139476Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2020-5804)NessusOracle Linux Local Security Checks
high
139137EulerOS 2.0 SP8 : kernel (EulerOS-SA-2020-1807)NessusHuawei Local Security Checks
high
137340Debian DSA-4698-1 : linux - security updateNessusDebian Local Security Checks
high
137339Debian DLA-2242-1 : linux-4.9 security updateNessusDebian Local Security Checks
high