Description
An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.
Published: 2022-03-25
Score: 8.0 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-34025 An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.
Ubuntu USN Ubuntu USN USN-5413-1 Linux kernel vulnerabilities
History

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Subscriptions

Fedoraproject Fedora
Linux Linux Kernel
Netapp H300e H300e Firmware H300s H300s Firmware H410s H410s Firmware H500e H500e Firmware H500s H500s Firmware H700e H700e Firmware H700s H700s Firmware
Oracle Communications Cloud Native Core Binding Support Function
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:16:04.290Z

Reserved: 2021-12-22T00:00:00.000Z

Link: CVE-2021-4157

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-03-25T19:15:09.703

Modified: 2024-11-21T06:37:01.807

Link: CVE-2021-4157

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-05-17T00:00:00Z

Links: CVE-2021-4157 - Bugzilla

cve-icon OpenCVE Enrichment

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Weaknesses