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Red Hat Security Advisory

RHSA-2022:5633

kernel-rt security and bug fix update

Released 2022-07-19 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 6 records

TI-2022-00911 CVE-2022-1012

Memory leak in Kernel

Priority MEDIUM 43

A memory leak problem was found in the TCP source port generation algorithm in net/ipv4/tcp.c due to the small table perturb size.

CVSS 3.1HIGH 8.2 Network No auth No interaction EPSS 0.04391 Published 2022-08-05 Fixed CWE-401
TI-2021-03063 CVE-2021-4197

Improper authentication in kernel

Priority LOW 35

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…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00536 Published 2022-03-23 Fixed CWE-287
TI-2021-03069 CVE-2021-4203 · GHSA-rh28-76xv-jcqc

Race condition in kernel

Priority LOW 34

A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel.

CVSS 3.1MEDIUM 6.8 Network Low privileges No interaction EPSS 0.01747 Published 2022-03-25 Partial fix CWE-362
TI-2022-01595 CVE-2022-1729

Race condition in linux kernel

Priority LOW 31

A race condition was found the Linux kernel in perf_event_open() which can be exploited by an unprivileged user to gain root privileges.

CVSS 3.1HIGH 7.0 Local Low privileges No interaction EPSS 0.00331 Published 2022-09-01 Fixed CWE-366