CVE-2023-38426

2023-07-1800:15:09

Debian Security Bug Tracker

security-tracker.debian.org

linux kernel

out-of-bounds read

vulnerability

9.1 High

CVSS3

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

0.001 Low

EPSS

Percentile

41.6%

JSON

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context’s name_len is larger than the tag length.

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 6.1.37-1linux_6.1.37-1_all.deb
Debian11alllinux< 5.10.209-2linux_5.10.209-2_all.deb
Debian10alllinux< 4.19.249-2linux_4.19.249-2_all.deb
Debian999alllinux< 6.3.7-1linux_6.3.7-1_all.deb
Debian13alllinux< 6.3.7-1linux_6.3.7-1_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	< 5.10.209-2	linux_5.10.209-2_all.deb
Debian	10	all	linux	< 4.19.249-2	linux_4.19.249-2_all.deb
Debian	999	all	linux	< 6.3.7-1	linux_6.3.7-1_all.deb
Debian	13	all	linux	< 6.3.7-1	linux_6.3.7-1_all.deb