2022-04-16
ALT-BU-2022-4621-1
Branch p9 update bulletin.
Package kernel-image-un-def updated to version 5.10.111-alt1 for branch p9 in task 298409.
Closed vulnerabilities
Published: 2022-01-06
BDU:2022-02367
Уязвимость ядра операционной системы Linux, позволяющая нарушителю повысить свои привилегии
Severity: HIGH (7.8)
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2022-03-23
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-4197
An unprivileged write to the file handler flaw in the Linux kernel's control groups and namespaces subsystem was found in the way users have access to some less privileged process that are controlled by cgroups and have higher privileged parent process. It is actually both for cgroup2 and cgroup1 versions of control groups. A local user could use this flaw to crash the system or escalate their privileges on the system.
Severity: HIGH (7.8)
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
- https://bugzilla.redhat.com/show_bug.cgi?id=2035652
- https://bugzilla.redhat.com/show_bug.cgi?id=2035652
- https://lore.kernel.org/lkml/20211209214707.805617-1-tj%40kernel.org/T/
- https://lore.kernel.org/lkml/20211209214707.805617-1-tj%40kernel.org/T/
- https://security.netapp.com/advisory/ntap-20220602-0006/
- https://security.netapp.com/advisory/ntap-20220602-0006/
- DSA-5127
- DSA-5127
- DSA-5173
- DSA-5173
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://www.oracle.com/security-alerts/cpujul2022.html