CVE-2022-4139

kernel: i915: Incorrect GPU TLB flush can lead to random memory access

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memory corruption or data leaks. This flaw could allow a local user to crash the system or escalate their privileges on the system.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-11-25 CVE Reserved
2023-01-12 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-281: Improper Preservation of Permissions
CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (4)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20230309-0004	Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/11/30/1	Mailing List

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=2147572	2023-02-21

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2022-4139	2023-02-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.4 < 5.4.226 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.4.226"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.5 < 5.10.157 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.5 < 5.10.157"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.11 < 5.15.81 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.11 < 5.15.81"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.16 < 6.0.11 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.16 < 6.0.11"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		rc1		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		rc2		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		rc3		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		rc4		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		rc5		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				6.1 Search vendor "Linux" for product "Linux Kernel" and version "6.1"		rc6		Affected