What is CVE-2020-10774?

CVE-2020-10774 is a medium-severity vulnerability in Linux Kernel, classified under Buffer Access with Incorrect Length Value. CVSS score: 5.5/10. Published 2021-05-27.

How severe is CVE-2020-10774?

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

Vulnerability in Linux Kernel

CVE-2020-10774

A memory disclosure flaw was found in the Linux kernel's versions before 4.18.0-193.el8 in the sysctl subsystem when reading the /proc/sys/kernel/rh_features file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.

EPSS: 0.003 (18.0th 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
N/a Kernel — versions kernel-4.18.0-193.el8

Weakness classification (CWE)

CWE-805 — Buffer Access with Incorrect Length Value

References

secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2020-10774?: CVE-2020-10774 is a medium-severity vulnerability in Linux Kernel, classified under Buffer Access with Incorrect Length Value. CVSS score: 5.5/10. Published 2021-05-27.
How severe is CVE-2020-10774?: Medium severity. CVSS v3 base score is 5.5 out of 10.