What is CVE-2023-1637?

CVE-2023-1637 is a medium-severity vulnerability in Linux Linux_kernel, classified under Sensitive Information in Resource Not Removed Before Reuse. CVSS score: 5.5/10. Published 2023-03-27.

How severe is CVE-2023-1637?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux Linux_kernel

CVE-2023-1637

A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user cou…

EPSS: 0.002 (12.9th percentile) — read the EPSS interpretation.

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:H/I:N/A:N.

Affected products

Linux Linux_kernel — versions 5.18
N/a Kernel — versions Linux kernel 5.18-rc2

Weakness classification (CWE)

References

secalert@redhat.com (Patch, Mailing List)
secalert@redhat.com (Issue Tracking)

Frequently asked questions

What is CVE-2023-1637?: CVE-2023-1637 is a medium-severity vulnerability in Linux Linux_kernel, classified under Sensitive Information in Resource Not Removed Before Reuse. CVSS score: 5.5/10. Published 2023-03-27.
How severe is CVE-2023-1637?: Medium severity. CVSS v3 base score is 5.5 out of 10.