Vulnerability in Linux Kernel
CVE-2020-11669
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (40.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Linux Kernel
- openSUSE Leap — versions 15.1
- Red Hat Enterprise Linux — versions 7.0
References
- access.redhat.com/errata/RHSA-2019:3517 (vendor-advisory, Third Party Advisory)
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2 (Release Notes, Vendor Advisory)
- lists.ozlabs.org/pipermail/linuxppc-dev/2020-April/208663.html (Patch, Mailing List, Third Party Advisory)
- lists.ozlabs.org/pipermail/linuxppc-dev/2020-April/208660.html (Patch, Mailing List, Third Party Advisory)
- lists.ozlabs.org/pipermail/linuxppc-dev/2020-April/208661.html (Patch, Mailing List, Third Party Advisory)
- github.com/torvalds/linux/commit/53a712bae5dd919521a58d7bad773b949358add0 (Patch, Vendor Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-04/msg00035.html (vendor-advisory, Patch, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20200430-0001/ (Patch, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4368-1/ (vendor-advisory)
Frequently asked questions
- What is CVE-2020-11669?
- CVE-2020-11669 is a medium-severity vulnerability in Linux Kernel. CVSS score: 5.5/10. Published 2020-04-10.
- How severe is CVE-2020-11669?
- Medium severity. CVSS v3 base score is 5.5 out of 10.