RHSA-2023:0832: Important: kernel security and bug fix update

First published: Tue Feb 21 2023(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: mm/mremap.c use-after-free vulnerability (CVE-2022-41222)</li> <li> kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945)</li> <li> kernel: an out-of-bounds vulnerability in i2c-ismt driver (CVE-2022-2873)</li> 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.<br>Bug Fix(es):<br><li> WARNING: CPU: 116 PID: 3440 at arch/x86/mm/extable.c:105 ex_handler_fprestore+0x3f/0x50 (BZ#2134586)</li> <li> Hardware error: RIP: copy_user_enhanced_fast_string+0xe (BZ#2137592)</li> <li> Cannot trigger kernel dump using NMI on SNO node running PAO and RT kernel (BZ#2139580)</li> <li> MEI support for Alder Lake-S (BZ#2141783)</li> <li> Host Pod -&gt; Cluster IP Service traffic (Pod Backend - Different Node) Flow Iperf Cannot Connect (BZ#2141959)</li> <li> RHEL8.7: Xorg cannot display resolution higher than 1024x768 on system using ast graphics driver (BZ#2149287)</li> <li> Intel 8.7 Bug: OS doesn't boot when vmd and interrupt remapping are enabled (BZ#2149474)</li> <li> i40e,iavf: SR-IOV VF devices send GARP with wrong MAC address (BZ#2149745)</li> <li> RHEL8.4 - boot: Add secure boot trailer (BZ#2151530)</li> <li> error 524 from seccomp(2) when trying to load filter (BZ#2152138)</li> <li> Workqueue: WQ_MEM_RECLAIM iscsi_ctrl_1:98 __iscsi_unbind_session [scsi_transport_iscsi] (BZ#2152734)</li> <li> Connectivity issue with vDPA driver (BZ#2152912)</li> <li> High Load average due to cfs cpu throttling (BZ#2153108)</li> <li> The "kernel BUG at mm/usercopy.c:103!" from BZ 2041529 is back on rhel-8.5 (BZ#2153230)</li> <li> RHEL8: tick storm on nohz (isolated) CPU cores (BZ#2153653)</li> <li> kernel BUG: scheduling while atomic: crio/7295/0x00000002 (BZ#2154460)</li> <li> Azure RHEL 8 z-stream: Sometimes newly deployed VMs are not getting accelerated network during provisioning (BZ#2155272)</li> <li> Azure: VM Deployment Failures Patch Request (BZ#2155280)</li> <li> Azure vPCI RHEL-8: add the support of multi-MSI (BZ#2155289)</li> <li> MSFT MANA NET Patch RHEL-8: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155437)</li> <li> GSS: OCP 4.10.30 node crash after ODF upgrade : unable to handle kernel NULL pointer dereference at 0000000000000000 : ceph_get_snap_realm+0x68/0xa0 [ceph] (BZ#2155797)</li> <li> Error in /usr/src/kernels/4.18.0-423.el8.x86_64/scripts/kernel-doc script causing irdma build to fail (BZ#2157905)</li> <li> RHEL8.8: Backport upstream patches to reduce memory cgroup memory consumption and OOM problem (BZ#2157922)</li> <li> The 'date' command shows wrong time in nested KVM s390x guest (BZ#2158813)</li> <li> ethtool -m results in an out-of-bounds slab write in the be2net driver (BZ#2160182)</li> <li> (Redhat OpenShift)Error downloading big ZIP files inside pod on power OCP and pod getting restarted (BZ#2160221)</li> <li> i40e/iavf: VF reset task fails "Never saw reset" with 5 second timeout per VF (BZ#2160460)</li> <li> iavf: It takes long time to create multiple VF interfaces and the VF interface names are not consistent (BZ#2163257)</li>

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