Vulnerability in Linux Kernel

CVE-2023-1998

The Linux kernel allows userspace processes to enable mitigations by calling prctl with PR_SET_SPECULATION_CTRL which disables the speculation feature as well as by using seccomp. We had noticed that on VMs of at least one major cloud prov…

EPSS: 0.014 (68.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-1998?
CVE-2023-1998 is a medium-severity vulnerability in Linux Kernel, classified under CWE-1303. CVSS score: 5.6/10. Published 2023-04-21.
How severe is CVE-2023-1998?
Medium severity. CVSS v3 base score is 5.6 out of 10.