ALT-PU-2021-1893-1
Package kernel-image-std-def updated to version 5.4.122-alt1 for branch p9 in task 272581.
Closed vulnerabilities
Published: 2021-04-14
BDU:2022-04604
Уязвимость функции decode_nfs_fh() ядра операционной системы Linux, позволяющая нарушителю повысить свои привилегии и вызвать аварийное завершение системы
Severity: HIGH (8.0)
Vector: AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-03-25
Modified: 2024-11-21
Modified: 2024-11-21
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.
Severity: HIGH (8.0)
Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
- https://bugzilla.redhat.com/show_bug.cgi?id=2034342
- https://bugzilla.redhat.com/show_bug.cgi?id=2034342
- https://lore.kernel.org/lkml/20210517140244.822185482%40linuxfoundation.org/
- https://lore.kernel.org/lkml/20210517140244.822185482%40linuxfoundation.org/
- https://security.netapp.com/advisory/ntap-20220602-0007/
- https://security.netapp.com/advisory/ntap-20220602-0007/
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html