CVE-2020-8832

Ubuntu 18.04 Linux kernel i915 incomplete fix for CVE-2019-14615

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 ("The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.") was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.

Se detectó que la solución para el kernel de Linux en Ubuntu versión 18.04 LTS para CVE-2019-14615 ("El kernel de Linux no borró apropiadamente las estructuras de datos en los conmutadores de contexto para determinados procesadores gráficos de Intel") estaba incompleta, lo que significa que en las versiones de kernel anteriores a 4.15.0-91.92, un atacante podría usar esta vulnerabilidad para exponer información confidencial.

*Credits: Gregory Herrero

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-02-10 CVE Reserved
2020-03-17 CVE Published
2023-03-08 EPSS Updated
2024-09-17 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CAPEC

References (3)

URL	Tag	Source
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1862840	Issue Tracking
https://security.netapp.com/advisory/ntap-20200430-0004	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://usn.ubuntu.com/usn/usn-4302-1	2023-11-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netapp Search vendor "Netapp"	Aff 8300 Firmware Search vendor "Netapp" for product "Aff 8300 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff 8300 Search vendor "Netapp" for product "Aff 8300"	-	-	Safe
Netapp Search vendor "Netapp"	Aff 8700 Firmware Search vendor "Netapp" for product "Aff 8700 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff 8700 Search vendor "Netapp" for product "Aff 8700"	-	-	Safe
Netapp Search vendor "Netapp"	Aff A220 Firmware Search vendor "Netapp" for product "Aff A220 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff A220 Search vendor "Netapp" for product "Aff A220"	-	-	Safe
Netapp Search vendor "Netapp"	Aff A320 Firmware Search vendor "Netapp" for product "Aff A320 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff A320 Search vendor "Netapp" for product "Aff A320"	-	-	Safe
Netapp Search vendor "Netapp"	Aff A400 Firmware Search vendor "Netapp" for product "Aff A400 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff A400 Search vendor "Netapp" for product "Aff A400"	-	-	Safe
Netapp Search vendor "Netapp"	Aff A700s Firmware Search vendor "Netapp" for product "Aff A700s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff A700s Search vendor "Netapp" for product "Aff A700s"	-	-	Safe
Netapp Search vendor "Netapp"	Aff C190 Firmware Search vendor "Netapp" for product "Aff C190 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Aff C190 Search vendor "Netapp" for product "Aff C190"	-	-	Safe
Netapp Search vendor "Netapp"	H300e Firmware Search vendor "Netapp" for product "H300e Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H300e Search vendor "Netapp" for product "H300e"	-	-	Safe
Netapp Search vendor "Netapp"	H300s Firmware Search vendor "Netapp" for product "H300s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H300s Search vendor "Netapp" for product "H300s"	-	-	Safe
Netapp Search vendor "Netapp"	H410c Firmware Search vendor "Netapp" for product "H410c Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H410c Search vendor "Netapp" for product "H410c"	-	-	Safe
Netapp Search vendor "Netapp"	H410s Firmware Search vendor "Netapp" for product "H410s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H410s Search vendor "Netapp" for product "H410s"	-	-	Safe
Netapp Search vendor "Netapp"	H500e Firmware Search vendor "Netapp" for product "H500e Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H500e Search vendor "Netapp" for product "H500e"	-	-	Safe
Netapp Search vendor "Netapp"	H500s Firmware Search vendor "Netapp" for product "H500s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H500s Search vendor "Netapp" for product "H500s"	-	-	Safe
Netapp Search vendor "Netapp"	H610c Firmware Search vendor "Netapp" for product "H610c Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H610c Search vendor "Netapp" for product "H610c"	-	-	Safe
Netapp Search vendor "Netapp"	H610s Firmware Search vendor "Netapp" for product "H610s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H610s Search vendor "Netapp" for product "H610s"	-	-	Safe
Netapp Search vendor "Netapp"	H615c Firmware Search vendor "Netapp" for product "H615c Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H615c Search vendor "Netapp" for product "H615c"	-	-	Safe
Netapp Search vendor "Netapp"	H700e Firmware Search vendor "Netapp" for product "H700e Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H700e Search vendor "Netapp" for product "H700e"	-	-	Safe
Netapp Search vendor "Netapp"	H700s Firmware Search vendor "Netapp" for product "H700s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H700s Search vendor "Netapp" for product "H700s"	-	-	Safe
Netapp Search vendor "Netapp"	Fas2720 Firmware Search vendor "Netapp" for product "Fas2720 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas2720 Search vendor "Netapp" for product "Fas2720"	-	-	Safe
Netapp Search vendor "Netapp"	Fas2750 Firmware Search vendor "Netapp" for product "Fas2750 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas2750 Search vendor "Netapp" for product "Fas2750"	-	-	Safe
Netapp Search vendor "Netapp"	Fas8300 Firmware Search vendor "Netapp" for product "Fas8300 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas8300 Search vendor "Netapp" for product "Fas8300"	-	-	Safe
Netapp Search vendor "Netapp"	Fas8700 Firmware Search vendor "Netapp" for product "Fas8700 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas8700 Search vendor "Netapp" for product "Fas8700"	-	-	Safe
Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A220 Firmware Search vendor "Netapp" for product "Fas Baseboard Management Controller A220 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A220 Search vendor "Netapp" for product "Fas Baseboard Management Controller A220"	-	-	Safe
Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A320 Firmware Search vendor "Netapp" for product "Fas Baseboard Management Controller A320 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A320 Search vendor "Netapp" for product "Fas Baseboard Management Controller A320"	-	-	Safe
Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A400 Firmware Search vendor "Netapp" for product "Fas Baseboard Management Controller A400 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A400 Search vendor "Netapp" for product "Fas Baseboard Management Controller A400"	-	-	Safe
Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A800 Firmware Search vendor "Netapp" for product "Fas Baseboard Management Controller A800 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas Baseboard Management Controller A800 Search vendor "Netapp" for product "Fas Baseboard Management Controller A800"	-	-	Safe
Netapp Search vendor "Netapp"	Fas Baseboard Management Controller C190 Firmware Search vendor "Netapp" for product "Fas Baseboard Management Controller C190 Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Fas Baseboard Management Controller C190 Search vendor "Netapp" for product "Fas Baseboard Management Controller C190"	-	-	Safe
Netapp Search vendor "Netapp"	Solidfire Baseboard Management Controller Firmware Search vendor "Netapp" for product "Solidfire Baseboard Management Controller Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	Solidfire Baseboard Management Controller Search vendor "Netapp" for product "Solidfire Baseboard Management Controller"	-	-	Safe
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Netapp Search vendor "Netapp"		Cloud Backup Search vendor "Netapp" for product "Cloud Backup"				-		-		Affected
Netapp Search vendor "Netapp"		Solidfire \& Hci Management Node Search vendor "Netapp" for product "Solidfire \& Hci Management Node"				-		-		Affected
Netapp Search vendor "Netapp"		Steelstore Cloud Integrated Storage Search vendor "Netapp" for product "Steelstore Cloud Integrated Storage"				-		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected