CVE-2021-46960

In the Linux kernel, the following vulnerability has been resolved: cifs:
Return correct error code from smb2_get_enc_key Avoid a warning if the
error percolates back up: [440700.376476] CIFS VFS: \otters.example.com
crypt_message: Could not get encryption key [440700.386947] ------------[
cut here ]------------ [440700.386948] err = 1 [440700.386977] WARNING:
CPU: 11 PID: 2733 at
/build/linux-hwe-5.4-p6lk6L/linux-hwe-5.4-5.4.0/lib/errseq.c:74
errseq_set+0x5c/0x70 … [440700.397304] CPU: 11 PID: 2733 Comm: tar
Tainted: G OE 5.4.0-70-generic #78~18.04.1-Ubuntu … [440700.397334] Call
Trace: [440700.397346] __filemap_set_wb_err+0x1a/0x70 [440700.397419]
cifs_writepages+0x9c7/0xb30 [cifs] [440700.397426] do_writepages+0x4b/0xe0
[440700.397444] __filemap_fdatawrite_range+0xcb/0x100 [440700.397455]
filemap_write_and_wait+0x42/0xa0 [440700.397486] cifs_setattr+0x68b/0xf30
[cifs] [440700.397493] notify_change+0x358/0x4a0 [440700.397500]
utimes_common+0xe9/0x1c0 [440700.397510] do_utimes+0xc5/0x150
[440700.397520] __x64_sys_utimensat+0x88/0xd0