On Tue Jan 7, 2025 at 2:56 PM EET, David Gstir wrote: > > > On 13.11.2024, at 22:27, David Gstir <[email protected]> wrote: > > > > With vmalloc stack addresses enabled (CONFIG_VMAP_STACK=y) DCP trusted > > keys can crash during en- and decryption of the blob encryption key via > > the DCP crypto driver. This is caused by improperly using sg_init_one() > > with vmalloc'd stack buffers (plain_key_blob). > > > > Fix this by always using kmalloc() for buffers we give to the DCP crypto > > driver. > > > > Cc: [email protected] # v6.10+ > > Fixes: 0e28bf61a5f9 ("KEYS: trusted: dcp: fix leak of blob encryption key") > > Signed-off-by: David Gstir <[email protected]> > > gentle ping.
It's done, thanks for reminding, and don't hesitate to do it earlier if this ever happens again. > > Thanks! > - David BR, Jarkko
