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cve[email protected]CVE-2023-26544
HistoryFeb 25, 2023 - 4:15 a.m.

CVE-2023-26544

2023-02-2504:15:10
CWE-416
web.nvd.nist.gov
61
cve-2023-26544
linux kernel
use-after-free
fs/ntfs3/run.c
ntfs
sector size
media sector size

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

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

In the Linux kernel 6.0.8, there is a use-after-free in run_unpack in fs/ntfs3/run.c, related to a difference between NTFS sector size and media sector size.

Affected configurations

NVD
Node
linuxlinux_kernelRange5.155.15.87
OR
linuxlinux_kernelRange5.166.0.17
OR
linuxlinux_kernelRange6.16.1.3

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

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%