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Red Hat Enterprise Linux 8.6 RHSA-2023-1130-01 Critical Kernel Issues

red hat
Calendar Grey March 8, 2023
Dist Redhat Esm H88
Significant kernel patch for Red Hat Enterprise Linux 8.6 resolves critical vulnerabilities; system reboot necessary following the update.
An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended Update Support

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: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964)
* kernel: mm/mremap.c use-after-free vulnerability (CVE-2022-41222)
* kernel: net: CPU soft lockup in TC mirred egress-to-ingress action (CVE-2022-4269)
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):
* WARNING: CPU: 116 PID: 3440 at arch/x86/mm/extable.c:105 ex_handler_fprestore+0x3f/0x50 (BZ#2134587)
* fix for "CoW after fork() issue" aka "vmsplice child -> parent attack" aka "GUP after fork bug" (BZ#2137546)
* Hardware error: RIP: copy_user_enhanced_fast_string+0xe (BZ#2137593)
* i40e: orphaned-leaky memory when interacting with driver memory parameters (BZ#2138206)
* RHEL 8.7 - Outputs of lsmem, lparstat, numactl and /proc/meminfo show wrong value of memory when LMB size is set to 4GB. (BZ#2140091)
* RHEL8.7: tcp sessions hanging after ibmvnic failover on Denali (BZ#2140958)
* RHEL8: Practically limit "Dummy wait" workaround to old Intel systems (BZ#2142171)
* 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#2144584)
* i40e,iavf: SR-IOV VF devices send GARP with wrong MAC address (BZ#2149746)
* RHEL8.4 - boot: Add secure boot trailer (BZ#2151531)
* error 524 from seccomp(2) when trying to load filter (BZ#2152139)
* The "kernel BUG at mm/usercopy.c:103!" from BZ 2041529 is back on rhel-8.5 (BZ#2153231)
* kernel BUG: scheduling while atomic: crio/7295/0x00000002 (BZ#2154461)
* MSFT MANA NET Patch RHEL-8: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155438)
* 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#2155798)
* RHEL8.8: Backport upstream patches to reduce memory cgroup memory consumption and OOM problem (BZ#2157923)
* 'date' command shows wrong time in nested KVM s390x guest (BZ#2158814)
* Kernel FIPS-140-3 requirements - part 3 - AES-XTS (BZ#2160173)
* ethtool -m results in an out-of-bounds slab write in the be2net driver (BZ#2160183)
* i40e/iavf: VF reset task fails "Never saw reset" with 5 second timeout per VF (BZ#2160461)
* Mellanox: backport "net/mlx5e: TC NIC mode, fix tc chains miss table" (BZ#2161630)
* Kernel panic observed during VxFS module unload (BZ#2162764)
* iavf: It takes long time to create multiple VF interfaces and the VF interface names are not consistent (BZ#2163259)
* In FIPS mode, the kernel should reject SHA-224, SHA-384, SHA-512-224, and SHA-512-256 as hashes for hash-based DRBGs, or provide an indicator after 2023-05-16 (BZ#2165133)
* panic in fib6_rule_suppress+0x22 with custom xdp prog involved in (BZ#2167604)
* net/mlx5e: Fix use-after-free when reverting termination table (BZ#2167641)
* Update intel_idle for Eaglestream/Sapphire Rapids support (BZ#2168357)
* GSS: Set of fixes in ceph kernel module to prevent OCS node kernel crash - - blocklist the kclient when receiving corrupted snap trace (BZ#2168898)

References

https://access.redhat.com/security/cve/CVE-2022-2964 https://access.redhat.com/security/cve/CVE-2022-4269 https://access.redhat.com/security/cve/CVE-2022-41222 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS EUS (v.8.6):
Source: kernel-4.18.0-372.46.1.el8_6.src.rpm
aarch64: bpftool-4.18.0-372.46.1.el8_6.aarch64.rpm bpftool-debuginfo-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-core-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-cross-headers-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debug-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debug-core-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debug-debuginfo-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debug-devel-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debug-modules-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debug-modules-extra-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debuginfo-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-devel-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-headers-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-modules-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-modules-extra-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-tools-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-tools-debuginfo-4.18.0-372.46.1.el8_6.aarch64.rpm kernel-tools-libs-4.18.0-372.46.1.el8_6.aarch64.rpm perf-4.18.0-372.46.1.el8_6.aarch64.rpm perf-debuginfo-4.18.0-372.46.1.el8_6.aarch64.rpm python3-perf-4.18.0-372.46.1.el8_6.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:1130-01
Product: Red Hat Enterprise Linux
Issue date: 2023-03-07

Topic

An update for kernel is now available for Red Hat Enterprise Linux 8.6Extended Update Support.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.

Relevant Releases Architectures

Red Hat CodeReady Linux Builder EUS (v.8.6) - aarch64, ppc64le, x86_64

Red Hat Enterprise Linux BaseOS EUS (v.8.6) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2067482 - CVE-2022-2964 kernel: memory corruption in AX88179_178A based USB ethernet device.

2138818 - CVE-2022-41222 kernel: mm/mremap.c use-after-free vulnerability

2150272 - CVE-2022-4269 kernel: net: CPU soft lockup in TC mirred egress-to-ingress action

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