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osvGoogleOSV:CVE-2022-3238
HistoryNov 14, 2022 - 9:15 p.m.

CVE-2022-3238

2022-11-1421:15:16
Google
osv.dev
ntfs3
double-free flaw
local privilege escalation
linux kernel

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

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

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.

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

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%