CVE-2021-4157

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2034342

https://lore.kernel.org/lkml/[email protected]/

https://security.netapp.com/advisory/ntap-20220602-0007/

https://www.oracle.com/security-alerts/cpujul2022.html

Details

Risk Information

CVSS v2

CVSS v3