CVE-2020-11669 — Return of Wrong Status Code in Kernel

CWE-393 — Return of Wrong Status Code11 documents7 sources
Severity
5.5MEDIUMNVD
OSV6.7OSV4.4
EPSS
0.1%
top 76.44%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxOpensuse Leap+1 more
Timeline
PublishedApr 10
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages5 packages

▶Debianlinux/linux_kernel< 5.2.6-1+3
▶Ubuntulinux/linux_kernel< 4.15.0-101.102
▶debiandebian/linux< linux 5.2.6-1 (bookworm)
▶NVDopensuse/leap15.1

Also affects: Enterprise Linux 7.0

Patches

Patch: lists.opensuse.org ↗Patch: git.kernel.org ↗Patch: github.com ↗

🔴Vulnerability Details

4
GHSA
GHSA-j84w-6r3r-7jvc: An issue was discovered in the Linux kernel before 5↗2022-05-24
▶
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2020-05-28
▶
OSV
linux-gke-5.0, linux-oem-osp1 vulnerabilities↗2020-05-19
▶
OSV
CVE-2020-11669: An issue was discovered in the Linux kernel before 5↗2020-04-10
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel vulnerabilities↗2020-05-28
▶
Ubuntu
Linux kernel vulnerabilities↗2020-05-19
▶
Red Hat
kernel: powerpc: guest can cause DoS on POWER9 KVM hosts↗2020-04-10
▶
Debian
CVE-2020-11669: linux - An issue was discovered in the Linux kernel before 5.2 on the powerpc platform. ...↗2020
▶

💬Community

2
Bugzilla
CVE-2020-11669 kernel: powerpc: guest can cause DoS on POWER9 KVM hosts [fedora-all]↗2020-04-16
▶
Bugzilla
CVE-2020-11669 kernel: powerpc: guest can cause DoS on POWER9 KVM hosts↗2020-04-16
▶
CVE-2020-11669 — Return of Wrong Status Code in Kernel | cvebase