CVE-2021-4157
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.
- Score
- CVSS 3.1 8.0 High
- Status
- Modified - secalert@redhat.com
- Published
- 2022-03-25
- Last modified
- 2024-08-03
- Weaknesses
- CWE-119
Affected products
- Fedora (Fedoraproject)
- Linux Kernel (Linux)
- H300e Firmware (Netapp)
- H300s Firmware (Netapp)
- H410s Firmware (Netapp)
- H500e Firmware (Netapp)
- H500s Firmware (Netapp)
- H700e Firmware (Netapp)
- H700s Firmware (Netapp)
- Communications Cloud Native Core Binding Support Function (Oracle)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2034342
- https://lore.kernel.org/lkml/20210517140244.822185482%40linuxfoundation.org/
- https://security.netapp.com/advisory/ntap-20220602-0007/
- https://www.oracle.com/security-alerts/cpujul2022.html
