Alerts This Week
Warning Icon 1 914
Alerts This Week
Warning Icon 1 914

Red Hat Enterprise Linux 9 RHSA-2023:0951-01 Important Kernel Fix

red hat
Calendar Grey February 28, 2023
Dist Redhat Esm H88
Upgrade your Red Hat Enterprise Linux 9 by applying this crucial kernel security and bug fix update, which has been assessed as significant due to its vulnerabilities.
An update for kernel is now available for Red Hat Enterprise Linux 9

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
* kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564)
* kernel: stack overflow in do_proc_dointvec and proc_skip_spaces (CVE-2022-4378)
* kernel: use-after-free in __nfs42_ssc_open() in fs/nfs/nfs4file.c leading to remote Denial of Service attack (CVE-2022-4379)
* kernel: Netfilter integer overflow vulnerability in nft_payload_copy_vlan (CVE-2023-0179)
* kernel: an out-of-bounds vulnerability in i2c-ismt driver (CVE-2022-2873)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Bug Fix(es):
* RHEL 9.0: LTP Test failure and crash at fork14 on Sapphire Rapids Platinum 8280+ (BZ#2133083)
* RHEL 9.1 Extending NMI watchdog's timer during LPM (BZ#2140085)
* AMDSERVER 9.1: amdpstate driver incorrectly designed to load as default for Genoa (BZ#2151274)
* qla2xxx NVMe-FC: WARNING: CPU: 0 PID: 124072 at drivers/scsi/qla2xxx/qla_init.c:70 qla2xxx_rel_done_warning+0x25/0x30 [qla2xxx] (BZ#2152178)
* Regression: Kernel panic on Lenovo T480 with AH40 USB-C docking station (BZ#2153277)
* Scheduler Update (rhel9.2) (BZ#2153792)
* RHEL9.1, Nx_Gzip: nr_total_credits is not decremented when processing units are reduced by dlpar in shared mode. (FW1030 / DLPAR) (BZ#2154305)
* MSFT, MANA, NET Patch RHEL-9: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155145)
* Azure vPCI RHEL-9 add the support of multi-MSI (BZ#2155459)
* Azure RHEL-9: VM Deployment Failures Patch Request (BZ#2155930)
* The 'date' command shows wrong time in nested KVM s390x guest (BZ#2158815)
* RHEL-9.2: Update NVMe driver to sync with upstream v6.0 (BZ#2161344)
* CEE cephfs: RHEL9 cephfs client crashing with RIP: 0010:netfs_rreq_unlock+0xef/0x380 [netfs] (BZ#2161418)
* block layer: update with upstream v6.0 (BZ#2162535)

Topics%20covered

Topics Covered

security advisory kernel update bug fix Red Hat Enterprise Linux important Denial of Service use-after-free

References

https://access.redhat.com/security/cve/CVE-2022-2873 https://access.redhat.com/security/cve/CVE-2022-3564 https://access.redhat.com/security/cve/CVE-2022-4378 https://access.redhat.com/security/cve/CVE-2022-4379 https://access.redhat.com/security/cve/CVE-2023-0179 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 9):
aarch64: bpftool-debuginfo-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-debug-debuginfo-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-debug-devel-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-debug-devel-matched-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-debuginfo-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-debuginfo-common-aarch64-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-devel-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-devel-matched-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-headers-5.14.0-162.18.1.el9_1.aarch64.rpm kernel-tools-debuginfo-5.14.0-162.18.1.el9_1.aarch64.rpm perf-5.14.0-162.18.1.el9_1.aarch64.rpm perf-debuginfo-5.14.0-162.18.1.el9_1.aarch64.rpm python3-perf-debuginfo-5.14.0-162.18.1.el9_1.aarch64.rpm
noarch: kernel-doc-5.14.0-162.18.1.el9_1.noarch.rpm
ppc64le: bpftool-debuginfo-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-debug-debuginfo-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-debug-devel-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-debug-devel-matched-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-debuginfo-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-debuginfo-common-ppc64le-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-devel-5.14.0-162.18.1.el9_1.ppc64le.rpm kernel-devel-matched-5.14.0-162.18.1.el9_1.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0951-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0951
Issue date: 2023-02-28

Topic

An update for kernel is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory kernel update bug fix Red Hat Enterprise Linux important Denial of Service use-after-free

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2119048 - CVE-2022-2873 kernel: an out-of-bounds vulnerability in i2c-ismt driver

2150999 - CVE-2022-3564 kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c

2152548 - CVE-2022-4378 kernel: stack overflow in do_proc_dointvec and proc_skip_spaces

2152807 - CVE-2022-4379 kernel: use-after-free in __nfs42_ssc_open() in fs/nfs/nfs4file.c leading to remote Denial of Service attack

2161713 - CVE-2023-0179 kernel: Netfilter integer overflow vulnerability in nft_payload_copy_vlan

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here