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Ubuntu.comUB:CVE-2020-11669
HistoryApr 10, 2020 - 12:00 a.m.

CVE-2020-11669

2020-04-1000:00:00
ubuntu.com
ubuntu.com
8

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

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

12.0%

An issue was discovered in the Linux kernel before 5.2 on the powerpc
platform. arch/powerpc/kernel/idle_book3s.S does not have save/restore
functionality for PNV_POWERSAVE_AMR, PNV_POWERSAVE_UAMOR, and
PNV_POWERSAVE_AMOR, aka CID-53a712bae5dd.

Notes

Author Note
cascardo The announcement on oss-sec mentions 4.10 as the first affected kernel.
How to protect your server from attacks?

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

2.1 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

12.0%

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