Vulnerability CVE-2019-19047

Vulnerability Name:

CVE-2019-19047 (CCN-171755)

Assigned:

2019-09-27

Published:

2019-09-27

Updated:

2020-08-24

Summary:

A memory leak in the mlx5_fw_fatal_reporter_dump() function in drivers/net/ethernet/mellanox/mlx5/core/health.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mlx5_crdump_collect() failures, aka CID-c7ed6d0183d5.

CVSS v3 Severity:

5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

5.5 Medium (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
4.8 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

CVSS v2 Severity:

4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

Vulnerability Type:

CWE-401
CWE-400

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2019-19047

Source: MISC
Type: Release Notes, Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11

Source: XF
Type: UNKNOWN
linux-kernel-cve201919047-dos(171755)

Source: CCN
Type: Linux Kernel GIT Repository
net/mlx5: fix memory leak in mlx5_fw_fatal_reporter_dump

Source: MISC
Type: Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/c7ed6d0183d5ea9bc31bcaeeba4070bd62546471

Source: CONFIRM
Type: Third Party Advisory
https://security.netapp.com/advisory/ntap-20191205-0001/

Source: UBUNTU
Type: Third Party Advisory
USN-4225-1

Vulnerable Configuration:

Configuration 1:

cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version < 5.3.11)

Configuration 2:

cpe:/o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

OR cpe:/o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*

Configuration RedHat 1:

cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

Configuration RedHat 2:

cpe:/a:redhat:enterprise_linux:8::nfv:*:*:*:*:*

Configuration RedHat 3:

cpe:/a:redhat:enterprise_linux:8::realtime:*:*:*:*:*

Configuration RedHat 4:

cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*

Configuration RedHat 5:

cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*

Configuration RedHat 6:

cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:201919047	V	CVE-2019-19047	2023-06-22
oval:org.opensuse.security:def:8029	P	kernel-docs-5.14.21-150500.53.2 on GA media (Moderate)	2023-06-20
oval:org.opensuse.security:def:7539	P	kernel-64kb-5.14.21-150500.53.2 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:8090	P	reiserfs-kmp-default-5.14.21-150500.53.2 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:685	P	Security update for bind (Important)	2022-08-09
oval:org.opensuse.security:def:665	P	Security update for samba (Moderate)	2022-08-03
oval:org.opensuse.security:def:3453	P	clamav-0.101.3-1.19 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3567	P	libXtst6-1.2.2-7.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3398	P	wpa_supplicant-2.6-15.10.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3448	P	busybox-1.21.1-3.3 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:1400	P	Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP3) (Important) (in QA)	2022-06-27
oval:org.opensuse.security:def:95078	P	reiserfs-kmp-default-5.14.21-150400.22.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:2960	P	kernel-64kb-5.14.21-150400.22.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:95083	P	kernel-azure-5.14.21-150400.12.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94590	P	kernel-64kb-5.14.21-150400.22.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:95197	P	kernel-default-extra-5.14.21-150400.22.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:95028	P	kernel-docs-5.14.21-150400.22.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:89	P	kernel-64kb-5.3.18-57.3 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:1792	P	Security update for MozillaThunderbird (Important)	2021-12-22
oval:org.opensuse.security:def:49126	P	Security update for runc (Moderate)	2021-12-14
oval:org.opensuse.security:def:66952	P	Security update for strongswan (Important)	2021-10-19
oval:org.opensuse.security:def:94182	P	(Important)	2021-08-17
oval:org.opensuse.security:def:2036	P	kernel-azure-5.3.18-36.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:63102	P	reiserfs-kmp-default-5.3.18-57.3 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2013	P	reiserfs-kmp-default-5.3.18-57.3 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:63125	P	kernel-azure-5.3.18-36.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:100865	P	kernel-64kb-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:100891	P	libXv-devel-1.0.11-1.23 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1018	P	kernel-64kb-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:101277	P	kernel-docs-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:72738	P	kernel-docs-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:100895	P	libXxf86vm-devel-1.1.4-1.23 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:63019	P	kernel-docs-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:101039	P	perl-Convert-ASN1-0.27-1.6.2 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:71848	P	kernel-64kb-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1930	P	kernel-docs-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:100851	P	grub2-2.04-20.4 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62107	P	kernel-64kb-5.3.18-57.3 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:66860	P	Security update for ffmpeg (Important)	2021-07-14
oval:org.opensuse.security:def:94178	P	(Important)	2021-07-14
oval:org.opensuse.security:def:1465	P	Security update for postgresql13 (Moderate)	2021-07-11
oval:org.opensuse.security:def:69672	P	Security update for java-1_8_0-openjdk (Moderate)	2021-06-17
oval:org.opensuse.security:def:73643	P	Security update for qemu (Important)	2021-06-08
oval:org.opensuse.security:def:66817	P	Security update for pam_radius (Moderate)	2021-06-08
oval:org.opensuse.security:def:93741	P	(Important)	2021-06-02
oval:org.opensuse.security:def:70207	P	Security update for samba (Important)	2021-04-29
oval:org.opensuse.security:def:66759	P	Security update for samba (Important)	2021-04-29
oval:org.opensuse.security:def:70203	P	Security update for sudo (Important)	2021-04-20
oval:org.opensuse.security:def:69777	P	Security update for subversion (Important)	2021-02-10
oval:org.opensuse.security:def:70308	P	Security update for python (Important)	2021-02-09
oval:org.opensuse.security:def:66851	P	Security update for go1.14 (Moderate)	2021-01-26
oval:org.opensuse.security:def:66725	P	Security update for libzypp, zypper (Moderate)	2021-01-13
oval:org.opensuse.security:def:70173	P	Security update for openssh (Moderate)	2020-12-18
oval:org.opensuse.security:def:66421	P	Security update for openssl-1_0_0 (Important)	2020-12-11
oval:org.opensuse.security:def:107705	P	kernel-default-extra-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:117220	P	kernel-default-extra-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:72678	P	kernel-docs-5.3.18-22.3 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:1999	P	reiserfs-kmp-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107517	P	kernel-docs-5.3.18-22.3 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62959	P	kernel-docs-5.3.18-22.3 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:117075	P	kernel-docs-5.3.18-22.3 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:2534	P	kernel-default-extra-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:94326	P	kernel-default-extra-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:63114	P	kernel-azure-5.3.18-16.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107557	P	reiserfs-kmp-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:94138	P	kernel-docs-5.3.18-22.3 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:117115	P	reiserfs-kmp-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:71515	P	kernel-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:1870	P	kernel-docs-5.3.18-22.3 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:100454	P	kernel-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:61774	P	kernel-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:2025	P	kernel-azure-5.3.18-16.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107561	P	kernel-azure-5.3.18-16.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:63088	P	reiserfs-kmp-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:117119	P	kernel-azure-5.3.18-16.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107120	P	kernel-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:63623	P	kernel-default-extra-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:116678	P	kernel-default-5.3.18-22.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:49072	P	cpp7 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73424	P	libgypsy-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49906	P	kernel-azure on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:66329	P	Security update for MozillaThunderbird (Important)	2020-12-01
oval:org.opensuse.security:def:49787	P	kernel-docs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73525	P	perl-Net-Libproxy on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:50233	P	kernel-default-extra on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73112	P	kernel-default on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:72994	P	Security update for MozillaThunderbird (Important)	2020-12-01
oval:org.opensuse.security:def:70068	P	libQt5OpenGLExtensions-devel-static on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49852	P	osc on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73508	P	kernel-docs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73390	P	Security update for xorg-x11-server (Important)	2020-12-01
oval:org.opensuse.security:def:49841	P	kernel-docs on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:70102	P	libmp3lame-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:50179	P	bogofilter-common on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73542	P	kernel-azure on GA media (Moderate)	2020-12-01
oval:com.redhat.rhsa:def:20201769	P	RHSA-2020:1769: kernel security, bug fix, and enhancement update (Important)	2020-04-28
oval:com.redhat.rhsa:def:20201567	P	RHSA-2020:1567: kernel-rt security, bug fix, and enhancement update (Important)	2020-04-28
oval:com.ubuntu.disco:def:2019190470000000	V	CVE-2019-19047 on Ubuntu 19.04 (disco) - low.	2019-11-18
oval:com.ubuntu.bionic:def:2019190470000000	V	CVE-2019-19047 on Ubuntu 18.04 LTS (bionic) - low.	2019-11-18
oval:com.ubuntu.xenial:def:2019190470000000	V	CVE-2019-19047 on Ubuntu 16.04 LTS (xenial) - low.	2019-11-18

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