ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.1epss 0.6%
exploitation probability
0.6%top 53% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/27de4295522e9a33e4a3fc72f7b8193df9eebe41https://git.kernel.org/stable/c/6bd1bf0e8c42f10a9a9679a4c103a9032d30594dhttps://git.kernel.org/stable/c/81eed631935f2c52cdaf6691c6d48e0b06e8ad73https://git.kernel.org/stable/c/de4d790dcf53be41736239d7ee63849a16ff5d10https://git.kernel.org/stable/c/fc342cf86e2dc4d2edb0fc2ff5e28b6c7845adb9https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html