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CVE

CVE-2020-25668

A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading t

A flaw was found in Linux Kernel because access to the global variable fg_console is not properly synchronized leading to a use after free in con_font_op.

HIGH · CVSS 7 EPSS 0.00132
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0

Affected Products & Versions

20
linux kernel< 4.4.242
linux kernel>= 4.5 and < 4.9.242
linux kernel>= 4.10 and < 4.14.204
linux kernel>= 4.15 and < 4.19.155
linux kernel>= 4.20 and < 5.4.75
linux kernel>= 5.5 and < 5.9.5
debian linuxall versions

Scoring & Timeline

7
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 May 2021 · 12:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Advisories

29
suse-csafopenSUSE-SU-2024:10728-1
suse-csafopenSUSE-SU-2024:13704-1
suse-csafSUSE-SU-2021:14630-1
suse-csafSUSE-SU-2021:0437-1
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