From 3bdc6cace25c3c7adfc073bb763bb52c9d1282c8 Mon Sep 17 00:00:00 2001 From: Thorsten Blum Date: Sat, 13 Dec 2025 12:04:50 +0100 Subject: [PATCH] ecryptfs: Replace strcpy with strscpy in ecryptfs_set_default_crypt_stat_vals strcpy() has been deprecated [1] because it performs no bounds checking on the destination buffer, which can lead to buffer overflows. Replace it with the safer strscpy(). Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#strcpy [1] Signed-off-by: Thorsten Blum Signed-off-by: Tyler Hicks --- fs/ecryptfs/crypto.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index b80f60863b5a..c84c7c3de4d9 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -645,7 +646,7 @@ static void ecryptfs_set_default_crypt_stat_vals( ecryptfs_copy_mount_wide_flags_to_inode_flags(crypt_stat, mount_crypt_stat); ecryptfs_set_default_sizes(crypt_stat); - strcpy(crypt_stat->cipher, ECRYPTFS_DEFAULT_CIPHER); + strscpy(crypt_stat->cipher, ECRYPTFS_DEFAULT_CIPHER); crypt_stat->key_size = ECRYPTFS_DEFAULT_KEY_BYTES; crypt_stat->flags &= ~(ECRYPTFS_KEY_VALID); crypt_stat->file_version = ECRYPTFS_FILE_VERSION; -- 2.30.2