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.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-testing&id=0c9acb1af77a3cb8707e43f45b72c95266903ceePatch, Vendor Advisory
- https://lore.kernel.org/lkml/c30fc539-68a8-65d7-226c-6f8e6fd8bdfb%40suse.com/
- https://security.netapp.com/advisory/ntap-20200103-0001/
- https://usn.ubuntu.com/4258-1/
- https://usn.ubuntu.com/4284-1/
- https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-testing&id=0c9acb1af77a3cb8707e43f45b72c95266903ceePatch, Vendor Advisory
- https://lore.kernel.org/lkml/c30fc539-68a8-65d7-226c-6f8e6fd8bdfb%40suse.com/
- https://security.netapp.com/advisory/ntap-20200103-0001/
- https://usn.ubuntu.com/4258-1/
- https://usn.ubuntu.com/4284-1/
Timeline
- Published
- Nov 25, 2019
- Last modified
- Jun 17, 2026
- NVD status
- Modified