CVE-2024-56627

HIGH

Linux Kernel - Out-of-Bounds Read in ksmbd_vfs_stream_read

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read An offset from client could be a negative value, It could lead to an out-of-bounds read from the stream_buf. Note that this issue is coming when setting 'vfs objects = streams_xattr parameter' in ksmbd.conf.

References (6)

Core 6

Core References

Mailing List

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html

Patch

https://git.kernel.org/stable/c/6bd1bf0e8c42f10a9a9679a4c103a9032d30594d

Patch

https://git.kernel.org/stable/c/de4d790dcf53be41736239d7ee63849a16ff5d10

Patch

https://git.kernel.org/stable/c/27de4295522e9a33e4a3fc72f7b8193df9eebe41

Patch

https://git.kernel.org/stable/c/81eed631935f2c52cdaf6691c6d48e0b06e8ad73

Patch

https://git.kernel.org/stable/c/fc342cf86e2dc4d2edb0fc2ff5e28b6c7845adb9

Scores

CVSS v3 7.1

EPSS 0.0028

EPSS Percentile 19.4%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-125

Status published

Products (18)

linux/Kernel 5.15.0 - 5.15.176linux

linux/Kernel 5.16.0 - 6.1.120linux

linux/Kernel 6.2.0 - 6.6.66linux

linux/Kernel 6.7.0 - 6.12.5linux

Linux/Linux < 5.15

Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - 27de4295522e9a33e4a3fc72f7b8193df9eebe41

Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - 6bd1bf0e8c42f10a9a9679a4c103a9032d30594d

Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - 81eed631935f2c52cdaf6691c6d48e0b06e8ad73

Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - de4d790dcf53be41736239d7ee63849a16ff5d10

Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - fc342cf86e2dc4d2edb0fc2ff5e28b6c7845adb9

... and 8 more

Published Dec 27, 2024

Tracked Since Feb 18, 2026