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

CVE-2023-38427

2023-07-1800:15:09
CWE-191
CWE-125
web.nvd.nist.gov
43
cve-2023-38427
linux kernel
integer underflow
out-of-bounds read
fs/smb/server/smb2pdu.c
nvd

9.8 High

CVSS3

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

8.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.8%

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-

9.8 High

CVSS3

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

8.8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.8%