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nvd[email protected]NVD:CVE-2023-26605
HistoryFeb 26, 2023 - 11:15 p.m.

CVE-2023-26605

2023-02-2623:15:10
CWE-416
web.nvd.nist.gov
7
linux
kernel
vulnerability
use-after-free
inode_cgwb_move_to_attached
fs-writeback

CVSS3

7.8

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

AI Score

7.3

Confidence

High

EPSS

0.001

Percentile

18.5%

In the Linux kernel 6.0.8, there is a use-after-free in inode_cgwb_move_to_attached in fs/fs-writeback.c, related to __list_del_entry_valid.

Affected configurations

Nvd
Node
linuxlinux_kernelRange5.15.755.15.81
OR
linuxlinux_kernelRange5.19.176.0.0
OR
linuxlinux_kernelRange6.0.36.0.11
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS3

7.8

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

AI Score

7.3

Confidence

High

EPSS

0.001

Percentile

18.5%