ksmbd: fix integer overflows on 32 bit systems
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.8epss 0.6%
exploitation probability
0.6%top 55% of all CVEs
observed exploitation
nono source reports it
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix integer overflows on 32 bit systems
On 32bit systems the addition operations in ipc_msg_alloc() can
potentially overflow leading to memory corruption.
Add bounds checking using KSMBD_IPC_MAX_PAYLOAD to avoid overflow.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/760568c1f62ea874e8fb492f9cfa4f47b4b8391ehttps://git.kernel.org/stable/c/82f59d64e6297f270311b16b5dcf65be406d1ea3https://git.kernel.org/stable/c/aab98e2dbd648510f8f51b83fbf4721206ccae45https://git.kernel.org/stable/c/b4b902737746c490258de5cb55cab39e79927a67https://git.kernel.org/stable/c/ecb9947fa7c99a77b04d43404c6988a0d326e4a0https://git.kernel.org/stable/c/f3b9fb2764591d792d160f375851013665a9e820https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html