Description
vcs_write in drivers/tty/vt/vc_screen.c in the Linux kernel through 5.3.13 does not prevent write access to vcsu devices, aka CID-0c9acb1af77a.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://lore.kernel.org/lkml/c30fc539-68a8-65d7-226c-6f8e6fd8bdfb%40suse.com/ ↗
- https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-testing&id=0c9acb1af77a3cb8707e43f45b72c95266903cee ↗
- https://security.netapp.com/advisory/ntap-20200103-0001/ ↗
- https://usn.ubuntu.com/4258-1/ ↗
- https://usn.ubuntu.com/4284-1/ ↗