CVE-2020-28974

  • Published Date: Fri 20 Nov 2020
  • Last Modified Date: Tue 01 Dec 2020

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.

References (Advisories, Solutions, and Tools):



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