CVE-2024-26952

2024-05-0100:00:00

ubuntu.com

linux kernel

vulnerability

ksmbd

out-of-bounds

buffer offset

patch

unix

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

EPSS

Percentile

5.1%

JSON

In the Linux kernel, the following vulnerability has been resolved: ksmbd:
fix potencial out-of-bounds when buffer offset is invalid I found potencial
out-of-bounds when buffer offset fields of a few requests is invalid. This
patch set the minimum value of buffer offset field to ->Buffer offset to
validate buffer length.

OSVersionArchitecturePackageVersionFilename
ubuntu22.04noarchlinux< 5.15.0-117.127UNKNOWN
ubuntu24.04noarchlinux< 6.8.0-35.35UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1066.72UNKNOWN
ubuntu24.04noarchlinux-aws< 6.8.0-1009.9UNKNOWN
ubuntu20.04noarchlinux-aws-5.15< anyUNKNOWN
ubuntu22.04noarchlinux-aws-6.5< anyUNKNOWN
ubuntu22.04noarchlinux-azure< anyUNKNOWN
ubuntu24.04noarchlinux-azure< 6.8.0-1008.8UNKNOWN
ubuntu20.04noarchlinux-azure-5.15< anyUNKNOWN
ubuntu22.04noarchlinux-azure-6.5< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	22.04	noarch	linux	< 5.15.0-117.127	UNKNOWN
ubuntu	24.04	noarch	linux	< 6.8.0-35.35	UNKNOWN
ubuntu	22.04	noarch	linux-aws	< 5.15.0-1066.72	UNKNOWN
ubuntu	24.04	noarch	linux-aws	< 6.8.0-1009.9	UNKNOWN
ubuntu	20.04	noarch	linux-aws-5.15	< any	UNKNOWN
ubuntu	22.04	noarch	linux-aws-6.5	< any	UNKNOWN
ubuntu	22.04	noarch	linux-azure	< any	UNKNOWN
ubuntu	24.04	noarch	linux-azure	< 6.8.0-1008.8	UNKNOWN
ubuntu	20.04	noarch	linux-azure-5.15	< any	UNKNOWN
ubuntu	22.04	noarch	linux-azure-6.5	< any	UNKNOWN