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ubuntucveUbuntu.comUB:CVE-2020-8647
HistoryFeb 06, 2020 - 12:00 a.m.

CVE-2020-8647

2020-02-0600:00:00
ubuntu.com
ubuntu.com
13

6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

3.6 Low

CVSS2

Access Vector

LOCAL

Access 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

0.0004 Low

EPSS

Percentile

12.6%

There is a use-after-free vulnerability in the Linux kernel through 5.5.2
in the vc_do_resize function in drivers/tty/vt/vt.c.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux<Β 4.15.0-99.100UNKNOWN
ubuntu19.10noarchlinux<Β 5.3.0-51.44UNKNOWN
ubuntu16.04noarchlinux<Β 4.4.0-178.208UNKNOWN
ubuntu16.04noarchlinux-aws-hwe<Β 4.15.0-1066.70~16.04.1UNKNOWN
ubuntu19.10noarchlinux-azure<Β 5.3.0-1020.21UNKNOWN
ubuntu16.04noarchlinux-azure<Β 4.15.0-1082.92~16.04.1UNKNOWN
ubuntu18.04noarchlinux-azure-5.3<Β 5.3.0-1020.21~18.04.1UNKNOWN
ubuntu19.10noarchlinux-gcp<Β 5.3.0-1018.19UNKNOWN
ubuntu16.04noarchlinux-gcp<Β 4.15.0-1061.65UNKNOWN
ubuntu18.04noarchlinux-gcp-5.3<Β 5.3.0-1018.19~18.04.1UNKNOWN
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6.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

3.6 Low

CVSS2

Access Vector

LOCAL

Access 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

0.0004 Low

EPSS

Percentile

12.6%