CVE-2020-11669

MEDIUM

Linux kernel <5.2 - Memory Corruption

Title source: llm
STIX 2.1

Description

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.

References (11)

Core 11
Core References
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4368-1/
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4363-1/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:3517
Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://lists.ozlabs.org/pipermail/linuxppc-dev/2020-April/208663.html
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://lists.ozlabs.org/pipermail/linuxppc-dev/2020-April/208660.html
Mailing List, Patch, Third Party Advisory x_refsource_misc
https://lists.ozlabs.org/pipermail/linuxppc-dev/2020-April/208661.html
Mailing List, Patch, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.html
Mailing List, Patch, Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200430-0001/

Scores

CVSS v3 5.5
EPSS 0.0008
EPSS Percentile 23.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (3)
linux/linux_kernel < 5.2
opensuse/leap 15.1
redhat/enterprise_linux 7.0
Published Apr 10, 2020
Tracked Since Feb 18, 2026