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cveMitreCVE-2020-8649
HistoryFeb 06, 2020 - 1:15 a.m.

CVE-2020-8649

2020-02-0601:15:10
CWE-416
mitre
web.nvd.nist.gov
298
cve-2020-8649
linux kernel
vulnerability
use-after-free
nvd
security

CVSS2

3.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:N/A:P

CVSS3

5.9

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

AI Score

6.2

Confidence

High

EPSS

0.001

Percentile

24.9%

JSON

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.

Affected configurations

Nvd
Node
linuxlinux_kernelRange≤5.5.2
Node
opensuseleapMatch15.1
Node
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
opensuseleap15.1cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

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CVSS2

3.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:N/A:P

CVSS3

5.9

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

AI Score

6.2

Confidence

High

EPSS

0.001

Percentile

24.9%

JSON
Related for CVE-2020-8649
prion1cvelist1nvd1ubuntucve2debiancve1cbl_mariner1veracode1redhatcve1nessus48redhat9ubuntu2f51openvas24suse1photon5mageia2oraclelinux5cloudlinux1ibm3slackware1debian5androidsecurity1osv4almalinux1centos1