The patch titled
Subject: tsacct: replace strncpy() with strscpy()
has been added to the -mm mm-nonmm-unstable branch. Its filename is
tsacct-replace-strncpy-with-strscpy.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/tsacct-replace-strncpy-with-strscpy.patch
This patch will later appear in the mm-nonmm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kees Cook <kees@xxxxxxxxxx>
Subject: tsacct: replace strncpy() with strscpy()
Date: Thu, 11 Jul 2024 10:13:09 -0700
Replace the deprecated[1] use of strncpy() in bacct_add_tsk(). Since this
is UAPI, include trailing padding in the copy.
Link: https://github.com/KSPP/linux/issues/90 [1]
Link: https://lkml.kernel.org/r/20240711171308.work.995-kees@xxxxxxxxxx
Signed-off-by: Kees Cook <kees@xxxxxxxxxx>
Cc: "Dr. Thomas Orgis" <thomas.orgis@xxxxxxxxxxxxxx>
Cc: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
Cc: Ismael Luceno <ismael@xxxxxxxxxxx>
Cc: Peng Liu <liupeng256@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/tsacct.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/tsacct.c~tsacct-replace-strncpy-with-strscpy
+++ a/kernel/tsacct.c
@@ -76,7 +76,7 @@ void bacct_add_tsk(struct user_namespace
stats->ac_minflt = tsk->min_flt;
stats->ac_majflt = tsk->maj_flt;
- strncpy(stats->ac_comm, tsk->comm, sizeof(stats->ac_comm));
+ strscpy_pad(stats->ac_comm, tsk->comm);
}
_
Patches currently in -mm which might be from kees@xxxxxxxxxx are
tsacct-replace-strncpy-with-strscpy.patch
