Important: kernel security and bug fix update

Topic

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Extended Update Support.

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):

• RHEL-9.1: Update new rfkill event size behavior for compatibility with older applications (BZ#2098082)
• RHEL9 - ISST-LTE:LPM:Rainer/P9:HPT:SLES15SP4:After successful migration with hardlockups ,LPM failed and LPAR remained hung (BZ#2103084)
• Intel 9.1, ADL-P IOTG: rmmod of pmt_telemetry driver results in panic (BZ#2127863)
• kernel: Update ppc64le key following resolution of CVE-2022-1665 (BZ#2130923)
• MCHP 9.1: Update SmartPQI driver to latest upstream Second Set of Patches (BZ#2133552)
• intel_qat: WARNING: CPU: 0 PID: 1440 at kernel/dma/debug.c:973 check_unmap+0xa6f/0x2360 (BZ#2133750)
• CNB: Update TC subsystem to upstream v5.18 (BZ#2137359)
• netfilter: backports from upstream (BZ#2137360)
• netfilter: backports from upstream (BZ#2137361)
• Cgroups_v2, when creating new cgroup/container, resets the cpu affinity masks for all usr processes on the system. (BZ#2143767)
• RHEL 9: ppc64le: unexpected oom panic when there's enough memory left in zswap test (BZ#2143977)
• RHEL 9.0, AMD Genoa: OS cannot boot when enabling SME in UEFI setup and appending 'mem_encrypt=on' (BZ#2145017)
• kernel-devel RPM cross-compiled by CKI contains host-arch scripts (BZ#2150019)
• Azure, RHEL 9: Sometimes newly deployed VMs are not getting accelerated network during provisioning (BZ#2151606)
• Scheduler Update (rhel9.2) (BZ#2153793)
• DELL 9.0 RT BUG - stock clone: On PE R760 system, call traces are observed dmesg when system is running stress (BZ#2154408)
• MSFT, MANA RHEL 9: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155146)
• Azure, RHEL 9: VM Deployment Failures Patch Request (BZ#2155931)
• kernel-rt-debug: WARNING: possible circular locking dependency detected (&n->list_lock->&p->pi_lock->&lock->wait_lock) (BZ#2160615)

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 - Extended Update Support 9.0 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.0 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.0 ppc64le
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.0 aarch64
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.0 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.0 x86_64
• Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.0 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.0 ppc64le
• Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.0 s390x
• Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.0 aarch64
• Red Hat Enterprise Linux Server for ARM 64 - 4 years of updates 9.0 aarch64
• Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.0 s390x

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