kernel

CVE-2020-25656
MEDIUM 4.1

At a glance

Source
NVD
EPSS
EPSS 0.44 % · percentile 38 ()
State
PUBLISHED
Published
Updated
Assigner
redhat
NVD status
Modified

Description

A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT. A local user could use this flaw to get read memory access out of bounds. The highest threat from this vulnerability is to data confidentiality.

Weaknesses (CWE)

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 4.1CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:NNVD · nvd@nist.gov (Primary)
CVSS 2.0LOW 1.9AV:L/AC:M/Au:N/C:P/I:N/A:NNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
kernelaffected kernel 5.10-rc2

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD