Important: kernel security and bug fix update

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

• kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)
• kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139)

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):

• RHEL8.4 - zfcp: fix missing auto port scan and thus missing target ports (BZ#2127849)
• vfio zero page mappings fail after 2M instances (BZ#2128515)
• ice: Driver Update up to 5.19 (BZ#2130992)
• atlantic: missing hybernate/resume fixes (BZ#2131935)
• Bluefield 2 DPU would crash and reboot due to a kernel panic (BZ#2134084)
• Fix issue that enables STABLE_WRITES by default and causes performance regressions (BZ#2135813)
• ice: Intel E810 PTP clock glitching (BZ#2136036)
• ice: configure link-down-on-close on and change interface mtu to 9000,the interface can't up (BZ#2136216)
• ice: dump additional CSRs for Tx hang debugging (BZ#2136513)
• ice,iavf: system panic during sriov sriov_test_cntvf_reboot testing (BZ#2137270)
• After upgrading to ocp4.11.1, our dpdk application using vlan strip offload is not working (BZ#2138157)
• i40e: orphaned-leaky memory when interacting with driver memory parameters (BZ#2138205)
• WARNING: CPU: 0 PID: 9637 at kernel/time/hrtimer.c:1309 hrtimer_start_range_ns+0x35d/0x400 (BZ#2138953)
• DELL EMC 8.6-RT: System is not booting into RT Kernel with perc12. (BZ#2139216)
• Lenovo 8.7: The VGA display shows no signal when install RHEL8.7 (BZ#2140152)
• Host Pod -> NodePort Service traffic (Host Backend - Same Node) Flow Iperf Cannot Pass Traffic (BZ#2141878)
• mlx5_core: mlx5_cmd_check messages scrolling with hardware offload enabled (BZ#2141957)
• net/ice: VIRTCHNL_OP_CONFIG_VSI_QUEUES command handling failure with in-tree driver (BZ#2142017)
• RHEL:8.6+ IBM Partner issue - Loopback driver with ABORT_TASKS causing hangs in scsi eh, this bug was cloned for RHEL8.6 and need this patch in 8.6+ (BZ#2144583)
• AMdCLIENT 8.8: The kernel command line parameter "nomodeset" not working properly (BZ#2145218)
• Path loss during Volume Ownership Change on RHEL 8.7 SAS (BZ#2147374)
• net/ice: OP_SET_RSS_HENA command not supported with in-tree driver (BZ#2148130)
• iavf panic: iavf 0000:ca:01.0: Failed to init adminq: -53 (BZ#2149081)
• Intel 8.8 iavf: Driver Update (bugfixes) (BZ#2149742)
• Azure RHEL-8 PCI: hv: Do not set PCI_COMMAND_MEMORY to reduce VM boot time (BZ#2150912)
• RHEL-8.7: System fails to boot with soft lockup while loading/unloading an unsigned (E) kernel module. (BZ#2152206)

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.

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64
• Red Hat CodeReady Linux Builder for x86_64 8 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
• Red Hat CodeReady Linux Builder for ARM 64 8 aarch64

Fixes

• BZ - 2067482 - CVE-2022-2964 kernel: memory corruption in AX88179_178A based USB ethernet device.
• BZ - 2147572 - CVE-2022-4139 kernel: i915: Incorrect GPU TLB flush can lead to random memory access

CVEs

• CVE-2022-2964
• CVE-2022-4139

References

• https://access.redhat.com/security/updates/classification/#important