CVE-2022-1184

kernel: use-after-free and memory errors in ext4 when mounting and operating on a corrupted image

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A use-after-free flaw was found in fs/ext4/namei.c:dx_insert_block() in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service.

Se ha detectado un fallo de uso de memoria previamente liberada en el archivo fs/ext4/namei.c:dx_insert_block() en el subcomponente del sistema de archivos del kernel de Linux. Este fallo permite a un atacante local con privilegios de usuario causar una denegación de servicio

*Credits: N/A

CVSS Scores

NISTv3.1 5.5

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-03-30 CVE Reserved
2022-07-28 CVE Published
2023-03-08 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free

CAPEC

References (5)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html	Mailing List

URL	Date	SRC

URL	Date	SRC
https://ubuntu.com/security/CVE-2022-1184	2023-12-20

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2022-1184	2023-12-20
https://bugzilla.redhat.com/show_bug.cgi?id=2070205	2023-12-20
https://www.debian.org/security/2022/dsa-5257	2023-12-20

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"				> 2.6.12 < 4.9.138 Search vendor "Linux" for product "Linux Kernel" and version " > 2.6.12 < 4.9.138"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 4.14 < 4.14.283 Search vendor "Linux" for product "Linux Kernel" and version " > 4.14 < 4.14.283"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 4.19 < 4.19.247 Search vendor "Linux" for product "Linux Kernel" and version " > 4.19 < 4.19.247"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 5.4 < 5.4.198 Search vendor "Linux" for product "Linux Kernel" and version " > 5.4 < 5.4.198"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 5.10 < 5.10.121 Search vendor "Linux" for product "Linux Kernel" and version " > 5.10 < 5.10.121"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 5.15 < 5.15.46 Search vendor "Linux" for product "Linux Kernel" and version " > 5.15 < 5.15.46"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 5.17 < 5.17.14 Search vendor "Linux" for product "Linux Kernel" and version " > 5.17 < 5.17.14"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				> 5.18 < 5.18.3 Search vendor "Linux" for product "Linux Kernel" and version " > 5.18 < 5.18.3"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				2.6.12 Search vendor "Linux" for product "Linux Kernel" and version "2.6.12"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				2.6.12 Search vendor "Linux" for product "Linux Kernel" and version "2.6.12"		rc2		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				2.6.12 Search vendor "Linux" for product "Linux Kernel" and version "2.6.12"		rc3		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				2.6.12 Search vendor "Linux" for product "Linux Kernel" and version "2.6.12"		rc4		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				2.6.12 Search vendor "Linux" for product "Linux Kernel" and version "2.6.12"		rc5		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				2.6.12 Search vendor "Linux" for product "Linux Kernel" and version "2.6.12"		rc6		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				8.0 Search vendor "Redhat" for product "Enterprise Linux" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				9.0 Search vendor "Redhat" for product "Enterprise Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		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"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				20.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "20.04"		lts		Affected