Vulnerability CVE-2019-18814

Vulnerability Name:

CVE-2019-18814 (CCN-171187)

Assigned:

2019-10-21

Published:

2019-10-21

Updated:

2020-08-12

Summary:

An issue was discovered in the Linux kernel through 5.3.9. There is a use-after-free when aa_label_parse() fails in aa_audit_rule_init() in security/apparmor/audit.c.

CVSS v3 Severity:

9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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): High Integrity (I): High 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

CVSS v2 Severity:

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

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

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-416

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2019-18814

Source: XF
Type: UNKNOWN
linux-kernel-cve201918814-dos(171187)

Source: MLIST
Type: UNKNOWN
[debian-lts-announce] 20200812 [SECURITY] [DLA 2323-1] linux-4.19 new package

Source: CCN
Type: Linux Kernel Mailing List, Oct. 21, 2019, 4:05 p.m. UTC
[v3] apparmor: Fix use-after-free in aa_audit_rule_init

Source: MISC
Type: Mailing List, Patch, Third Party Advisory
https://lore.kernel.org/patchwork/patch/1142523/

Source: CONFIRM
Type: UNKNOWN
https://security.netapp.com/advisory/ntap-20191205-0001/

Source: CONFIRM
Type: UNKNOWN
https://support.f5.com/csp/article/K21561554?utm_source=f5support&utm_medium=RSS

Source: CCN
Type: IBM Security Bulletin 3177579 (Spectrum Protect Plus)
Multiple vulnerabilities in Linux Kernel affect IBM Spectrum Protect Plus

Vulnerable Configuration:

Configuration 1:

cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 5.3.9)

Configuration CCN 1:

cpe:/o:linux:linux_kernel:5.3.9:*:*:*:*:*:*:*

AND

cpe:/a:ibm:spectrum_protect_plus:10.1.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
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:7563	P	libXp-devel-1.0.3-1.24 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:7581	P	libcaca-devel-0.99.beta19.git20171003-150200.11.9.1 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:7703	P	libxslt-devel-1.1.34-150400.3.3.1 on GA media (Moderate)	2023-06-12
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:723	P	Security update for postgresql14 (Important)	2022-09-01
oval:org.opensuse.security:def:3624	P	Security update for curl (Important)	2022-07-06
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:3453	P	clamav-0.101.3-1.19 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3384	P	tomcat-9.0.21-3.13.2 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:94879	P	runc-1.0.3-27.1 on GA media (Moderate)	2022-06-22
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:95197	P	kernel-default-extra-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:95199	P	libZXing1-1.2.0-9.7.1 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:94496	P	arpwatch-2.1a15-5.12.1 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:6059	P	Security update for ImageMagick (Important)	2022-05-31
oval:org.opensuse.security:def:6060	P	Security update for mailman (Important)	2022-05-31
oval:org.opensuse.security:def:95236	P	Security update for fribidi (Moderate)	2022-05-31
oval:org.opensuse.security:def:102350	P	Security update for icedtea-web (Important)	2022-04-19
oval:org.opensuse.security:def:101949	P	Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP3) (Important)	2022-03-29
oval:org.opensuse.security:def:101592	P	Security update for busybox (Important)	2022-01-20
oval:org.opensuse.security:def:4470	P	Security update for the Linux Kernel (Live Patch 16 for SLE 12 SP5) (Important)	2021-08-17
oval:org.opensuse.security:def:101910	P	Security update for the Linux Kernel (Live Patch 4 for SLE 15 SP3) (Important)	2021-08-17
oval:org.opensuse.security:def:101912	P	Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP3) (Important)	2021-08-17
oval:org.opensuse.security:def:101209	P	libnma0-1.8.24-5.2 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:111584	P	Security update for the Linux Kernel (Important)	2021-07-11
oval:org.opensuse.security:def:111583	P	Security update for the Linux Kernel (Important)	2021-07-11
oval:org.opensuse.security:def:64713	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:74710	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:97071	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:1543	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:68337	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:101454	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:76216	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:102286	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:99962	P	(Important)	2021-06-15
oval:org.opensuse.security:def:8384	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:1764	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:6470	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:101780	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:4553	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:76217	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:73835	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:70819	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:102316	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:67559	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:100297	P	(Important)	2021-06-15
oval:org.opensuse.security:def:65642	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:68670	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:101868	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:67148	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:97070	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:100626	P	(Important)	2021-06-15
oval:org.opensuse.security:def:10679	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:7248	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:101899	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:67149	P	Security update for the Linux Kernel (Important)	2021-06-15
oval:org.opensuse.security:def:99649	P	(Important)	2021-06-15
oval:org.opensuse.security:def:102285	P	Security update for rubygem-actionpack-5_1 (Important)	2021-05-26
oval:org.opensuse.security:def:111393	P	Security update for the Linux Kernel (Important)	2021-05-22
oval:org.opensuse.security:def:5688	P	Security update for the Linux Kernel (Important)	2021-05-18
oval:org.opensuse.security:def:42071	P	Security update for the Linux Kernel (Important)	2021-05-18
oval:org.opensuse.security:def:66777	P	Security update for the Linux Kernel (Important)	2021-05-18
oval:org.opensuse.security:def:96950	P	Security update for the Linux Kernel (Important)	2021-05-18
oval:org.opensuse.security:def:108615	P	Security update for the Linux Kernel (Important)	2021-05-18
oval:org.opensuse.security:def:75845	P	Security update for the Linux Kernel (Important)	2021-05-18
oval:org.opensuse.security:def:109520	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:117772	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:42060	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:8354	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:6445	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:66740	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:109016	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:73595	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:95572	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:96854	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:70778	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:67534	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:109638	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:65559	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:117874	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:108578	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:96164	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:102854	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:118616	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:107875	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:95637	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:117939	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:75808	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:96300	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:10638	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:7071	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:102972	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:119778	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:64473	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:117390	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:108258	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:74627	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:68160	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:108951	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:5651	P	Security update for the Linux Kernel (Important)	2021-04-16
oval:org.opensuse.security:def:95955	P	Security update for the Linux Kernel (Important)	2021-04-15
oval:org.opensuse.security:def:102668	P	Security update for the Linux Kernel (Important)	2021-04-15
oval:org.opensuse.security:def:118425	P	Security update for the Linux Kernel (Important)	2021-04-15
oval:org.opensuse.security:def:109334	P	Security update for the Linux Kernel (Important)	2021-04-15
oval:org.opensuse.security:def:68792	P	Security update for the Linux Kernel (Important)	2021-04-15
oval:org.opensuse.security:def:108576	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:75806	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:68652	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:109274	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:5649	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:95895	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:66738	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:102608	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:118360	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:96844	P	Security update for the Linux Kernel (Important)	2021-04-13
oval:org.opensuse.security:def:111310	P	Security update for the Linux Kernel (Important)	2021-04-10
oval:com.ubuntu.disco:def:2019188140000000	V	CVE-2019-18814 on Ubuntu 19.04 (disco) - medium.	2019-11-07
oval:com.ubuntu.bionic:def:2019188140000000	V	CVE-2019-18814 on Ubuntu 18.04 LTS (bionic) - medium.	2019-11-07
oval:com.ubuntu.xenial:def:2019188140000000	V	CVE-2019-18814 on Ubuntu 16.04 LTS (xenial) - medium.	2019-11-07

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