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NFS: Fix potential buffer overflowin nfs_sysfs_link_rpc_client()
authorZichen Xie <zichenxie0106@gmail.com>
Tue, 17 Dec 2024 16:13:12 +0000 (00:13 +0800)
committerAnna Schumaker <anna.schumaker@oracle.com>
Mon, 13 Jan 2025 18:27:25 +0000 (13:27 -0500)
commit49fd4e34751e90e6df009b70cd0659dc839e7ca8
treec4424b3045aecc4bc5ba27d0a6a6ed75c1d6f323tree
parentbb504321b96550f9a351920e169de141a3f4c6a1commit | diff
NFS: Fix potential buffer overflowin nfs_sysfs_link_rpc_client()

name is char[64] where the size of clnt->cl_program->name remains
unknown. Invoking strcat() directly will also lead to potential buffer
overflow. Change them to strscpy() and strncat() to fix potential
issues.

Signed-off-by: Zichen Xie <zichenxie0106@gmail.com>
Reviewed-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
fs/nfs/sysfs.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)