CVE-2022-3238

2022-11-1400:00:00

ubuntu.com

ntfs3 subsystem

linux kernel

double-free flaw

local user

privilege escalation

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

0.0004 Low

EPSS

Percentile

5.1%

JSON

A double-free flaw was found in the Linux kernel’s NTFS3 subsystem in how a
user triggers remount and umount simultaneously. This flaw allows a local
user to crash or potentially escalate their privileges on the system.

Bugs

Notes

Author	Note
sbeattie	unfixed upstream as of 2023.01.10

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchlinux< anyUNKNOWN
ubuntu23.10noarchlinux< anyUNKNOWN
ubuntu24.04noarchlinux< anyUNKNOWN
ubuntu22.04noarchlinux-aws< anyUNKNOWN
ubuntu23.10noarchlinux-aws< anyUNKNOWN
ubuntu24.04noarchlinux-aws< anyUNKNOWN
ubuntu20.04noarchlinux-aws-5.15< anyUNKNOWN
ubuntu22.04noarchlinux-aws-6.5< anyUNKNOWN
ubuntu22.04noarchlinux-azure< anyUNKNOWN
ubuntu23.10noarchlinux-azure< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.04	noarch	linux	< any	UNKNOWN
ubuntu	23.10	noarch	linux	< any	UNKNOWN
ubuntu	24.04	noarch	linux	< any	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< any	UNKNOWN
ubuntu	23.10	noarch	linux-aws	< any	UNKNOWN
ubuntu	24.04	noarch	linux-aws	< any	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< any	UNKNOWN
ubuntu	22.04	noarch	linux-aws-6.5	< any	UNKNOWN
ubuntu	22.04	noarch	linux-azure	< any	UNKNOWN
ubuntu	23.10	noarch	linux-azure	< any	UNKNOWN