CVE-2019-20096

MEDIUM

Description

In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.

References

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820

https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

https://usn.ubuntu.com/4285-1/

https://usn.ubuntu.com/4286-1/

https://usn.ubuntu.com/4286-2/

https://usn.ubuntu.com/4287-1/

https://usn.ubuntu.com/4287-2/

Details

Source: MITRE

Published: 2019-12-30

Updated: 2020-08-24

Type: CWE-401

Risk Information

CVSS v2.0

Base Score: 4.9

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

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3.0

Base Score: 5.5

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

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 (25 total)

IDNameProductFamilySeverity
141697EulerOS Virtualization 3.0.2.2 : kernel (EulerOS-SA-2020-2222)NessusHuawei Local Security Checks
high
141374OracleVM 3.4 : Unbreakable / etc (OVMSA-2020-0044)NessusOracleVM Local Security Checks
critical
141207Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2020-5866)NessusOracle Linux Local Security Checks
critical
138272SUSE SLES15 Security Update : kernel (SUSE-SU-2020:1663-1)NessusSuSE Local Security Checks
critical
137516EulerOS 2.0 SP2 : kernel (EulerOS-SA-2020-1674)NessusHuawei Local Security Checks
critical
136782SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1275-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)NessusSuSE Local Security Checks
critical
136661SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1255-1)NessusSuSE Local Security Checks
critical
136485Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2020-5676)NessusOracle Linux Local Security Checks
high
136239EulerOS Virtualization for ARM 64 3.0.2.0 : kernel (EulerOS-SA-2020-1536)NessusHuawei Local Security Checks
critical
135525EulerOS 2.0 SP3 : kernel (EulerOS-SA-2020-1396)NessusHuawei Local Security Checks
critical
135129EulerOS Virtualization for ARM 64 3.0.6.0 : kernel (EulerOS-SA-2020-1342)NessusHuawei Local Security Checks
critical
134571Amazon Linux AMI : kernel (ALAS-2020-1349)NessusAmazon Linux Local Security Checks
high
134559openSUSE Security Update : the Linux Kernel (openSUSE-2020-336)NessusSuSE Local Security Checks
critical
134363SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:0613-1)NessusSuSE Local Security Checks
critical
134327Amazon Linux 2 : kernel (ALAS-2020-1399)NessusAmazon Linux Local Security Checks
high
134293SUSE SLES12 Security Update : kernel (SUSE-SU-2020:0584-1)NessusSuSE Local Security Checks
critical
134292SUSE SLES12 Security Update : kernel (SUSE-SU-2020:0580-1)NessusSuSE Local Security Checks
critical
134289SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:0560-1)NessusSuSE Local Security Checks
critical
134288SUSE SLES12 Security Update : kernel (SUSE-SU-2020:0559-1)NessusSuSE Local Security Checks
critical
134240Debian DLA-2114-1 : linux-4.9 security updateNessusDebian Local Security Checks
critical
133992EulerOS 2.0 SP8 : kernel (EulerOS-SA-2020-1158)NessusHuawei Local Security Checks
critical
133800Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4287-1)NessusUbuntu Local Security Checks
medium
133799Ubuntu 16.04 LTS : Linux kernel vulnerabilities (USN-4286-1)NessusUbuntu Local Security Checks
low
133798Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4285-1)NessusUbuntu Local Security Checks
medium
132925SUSE SLES12 Security Update : kernel (SUSE-SU-2020:0093-1)NessusSuSE Local Security Checks
critical