CVE-2025-21748
ksmbd: fix integer overflows on 32 bit systems
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 27, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
0626e6641f6b467447c81dd7678a69c66f7746cf < f3b9fb2764591d792d160f375851013665a9e820 0626e6641f6b467447c81dd7678a69c66f7746cf < 760568c1f62ea874e8fb492f9cfa4f47b4b8391e 0626e6641f6b467447c81dd7678a69c66f7746cf < 82f59d64e6297f270311b16b5dcf65be406d1ea3 0626e6641f6b467447c81dd7678a69c66f7746cf < b4b902737746c490258de5cb55cab39e79927a67 0626e6641f6b467447c81dd7678a69c66f7746cf < ecb9947fa7c99a77b04d43404c6988a0d326e4a0 0626e6641f6b467447c81dd7678a69c66f7746cf < aab98e2dbd648510f8f51b83fbf4721206ccae45
Linux / Linux
5.15
References
git.kernel.org: https://git.kernel.org/stable/c/f3b9fb2764591d792d160f375851013665a9e820 git.kernel.org: https://git.kernel.org/stable/c/760568c1f62ea874e8fb492f9cfa4f47b4b8391e git.kernel.org: https://git.kernel.org/stable/c/82f59d64e6297f270311b16b5dcf65be406d1ea3 git.kernel.org: https://git.kernel.org/stable/c/b4b902737746c490258de5cb55cab39e79927a67 git.kernel.org: https://git.kernel.org/stable/c/ecb9947fa7c99a77b04d43404c6988a0d326e4a0 git.kernel.org: https://git.kernel.org/stable/c/aab98e2dbd648510f8f51b83fbf4721206ccae45 lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html