CVE-2022-3623

Linux Kernel BPF gup.c follow_page_pte race condition

At a glance

Severity
MEDIUM 5.0
EPSS
EPSS 1.09 % · percentile 65 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
VulDB
NVD status
Modified

Description

A vulnerability was found in Linux Kernel. It has been declared as problematic. Affected by this vulnerability is the function follow_page_pte of the file mm/gup.c of the component BPF. The manipulation leads to race condition. The attack can be launched remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-211921 was assigned to this vulnerability.

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.0CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:LVulDB
CVSS 3.1MEDIUM 5.0CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:LNVD · cna@vuldb.com (Secondary)
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Kernelaffected n/a

References

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