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nvd[email protected]NVD:CVE-2024-0775
HistoryJan 22, 2024 - 1:15 p.m.

CVE-2024-0775

2024-01-2213:15:25
CWE-416
web.nvd.nist.gov
3
use-after-free
ext4
remount
information leak
quota
local user

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

A use-after-free flaw was found in the __ext4_remount in fs/ext4/super.c in ext4 in the Linux kernel. This flaw allows a local user to cause an information leak problem while freeing the old quota file names before a potential failure, leading to a use-after-free.

Affected configurations

NVD
Node
linuxlinux_kernelRange<6.4
OR
linuxlinux_kernelMatch6.4rc1
Node
redhatenterprise_linuxMatch9.0

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

6.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%