CVE-2023-38430

2023-07-1800:15:09

Debian Security Bug Tracker

security-tracker.debian.org

linux

kernel

ksmbd

smb protocol

validation

out-of-bounds read

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

52.0%

JSON

An issue was discovered in the Linux kernel before 6.3.9. ksmbd does not validate the SMB request protocol ID, leading to an out-of-bounds read.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 6.1.37-1linux_6.1.37-1_all.deb
Debian11alllinux< 5.10.223-1linux_5.10.223-1_all.deb
Debian999alllinux< 6.3.11-1linux_6.3.11-1_all.deb
Debian13alllinux< 6.3.11-1linux_6.3.11-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 6.1.37-1	linux_6.1.37-1_all.deb
Debian	11	all	linux	< 5.10.223-1	linux_5.10.223-1_all.deb
Debian	999	all	linux	< 6.3.11-1	linux_6.3.11-1_all.deb
Debian	13	all	linux	< 6.3.11-1	linux_6.3.11-1_all.deb