CVE-2020-28974

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…

published November 20, 2020

CVSS
—
EPSS
1%
Percentile
43.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00517 · 43.1th percentile
Published
2020-11-20T17:49Z
EPSS history
Timeline
  • 20 NOV 17:49Z
    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…
    cvelistv5