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nvd[email protected]NVD:CVE-2023-38427
HistoryJul 18, 2023 - 12:15 a.m.

CVE-2023-38427

2023-07-1800:15:09
CWE-125
CWE-191
web.nvd.nist.gov
cve-2023-38427
linux kernel
integer underflow
out-of-bounds read
deassemble_neg_contexts
ksmbd
issue discovery

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

31.7%

An issue was discovered in the Linux kernel before 6.3.8. fs/smb/server/smb2pdu.c in ksmbd has an integer underflow and out-of-bounds read in deassemble_neg_contexts.

Affected configurations

NVD
Node
linuxlinux_kernelRange5.156.1.34
OR
linuxlinux_kernelRange6.26.3.8
Node
netapph300sMatch-
OR
netapph410sMatch-
OR
netapph500sMatch-
OR
netapph700sMatch-

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

31.7%