VDB
DEBIAN-CVE-2020-28974
DEBIAN-CVE-2020-28974
PUBLISHED
CVSS 5 MEDIUM
A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.
Risk Scores
CVSS 3.1
5
CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | linux | 0, 0, 0 |
| Debian:14 | linux | 0, 0, 0 |
| Debian:13 | linux | 0, 0, 0 |
| Debian:11 | linux | 0, 0, 0 |
Timeline
- Nov 20, 2020 CVE Published
- Apr 28, 2026 CVE Updated