PoC Index

CVE-2020-28974

MEDIUM 6.1EPSS 0.5%

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.

CVSS v3.1
5.0 MEDIUMCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H
CVSS v2.0
6.1 MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:C
EPSS
0.52% chance of exploitation in the next 30 days, 42th percentile
Published
2020-11-20
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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