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ubuntucveUbuntu.comUB:CVE-2019-19462
HistoryNov 30, 2019 - 12:00 a.m.

CVE-2019-19462

2019-11-3000:00:00
ubuntu.com
ubuntu.com
24

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

10.1%

relay_open in kernel/relay.c in the Linux kernel through 5.4.1 allows local
users to cause a denial of service (such as relay blockage) by triggering a
NULL alloc_percpu result.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-109.110UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-42.46UNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1077.81UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1020.20UNKNOWN
ubuntu18.04noarchlinux-aws-5.3< 5.3.0-1032.34~18.04.2UNKNOWN
ubuntu18.04noarchlinux-aws-5.4< 5.4.0-1020.20~18.04.2UNKNOWN
ubuntu16.04noarchlinux-aws-hwe< 4.15.0-1079.83~16.04.1UNKNOWN
ubuntu20.04noarchlinux-azure< 5.4.0-1022.22UNKNOWN
ubuntu14.04noarchlinux-azure< 4.15.0-1091.101~14.04.1UNKNOWN
ubuntu16.04noarchlinux-azure< 4.15.0-1091.101~16.04.1UNKNOWN
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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

10.1%