Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Physical
0

CVE-2020-8649

Disclosure Date: February 06, 2020
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the vgacon_invert_region function in drivers/video/console/vgacon.c.

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CVSS V3 Severity and Metrics
Base Score:
5.9 Medium
Impact Score:
5.2
Exploitability Score:
0.7
Vector:
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector (AV):
Physical
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • debian,
  • linux,
  • opensuse

Products

  • debian linux 8.0,
  • debian linux 9.0,
  • leap 15.1,
  • linux kernel
Technical Analysis