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Critical Kernel Update for Red Hat 9.0 - RHSA-2023-4801-01 Released

red hat
Calendar Grey August 29, 2023
Dist Redhat Esm H88
Oracle unveils critical patch for Java SE 17, targeting several vulnerabilities and performance enhancements.
An update for kernel is now available for Red Hat Enterprise Linux 9.0 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: ipvlan: out-of-bounds write caused by unclear skb->cb (CVE-2023-3090)
* kernel: kernel info leak issue in pfkey_register (CVE-2022-1353)
* kernel: unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry (CVE-2022-39188)
* kernel: speculative pointer dereference in do_prlimit() in kernel/sys.c (CVE-2023-0458)
* kernel: tls: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference (CVE-2023-28466)
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):
* IOMMU/DMA updates for 9.1 (BZ#2192629)
* rbd: avoid fast-diff corruption in snapshot-based mirroring (BZ#2216570)
* Hyper-V RHEL-9: Fix VM crash/hang Issues due to fast VF add/remove events (BZ#2217067)
* KVM: x86: fix sending PV IPI (BZ#2225337)
* libceph: harden msgr2.1 frame segment length checks (BZ#2227071)

Topics%20covered

Topics Covered

security advisory Red Hat bug fix kernel fix important update

References

https://access.redhat.com/security/cve/CVE-2022-1353 https://access.redhat.com/security/cve/CVE-2022-39188 https://access.redhat.com/security/cve/CVE-2023-0458 https://access.redhat.com/security/cve/CVE-2023-3090 https://access.redhat.com/security/cve/CVE-2023-28466 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream EUS (v.9.0):
aarch64: bpftool-debuginfo-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-debug-debuginfo-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-debug-devel-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-debug-devel-matched-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-debuginfo-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-debuginfo-common-aarch64-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-devel-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-devel-matched-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-headers-5.14.0-70.70.1.el9_0.aarch64.rpm kernel-tools-debuginfo-5.14.0-70.70.1.el9_0.aarch64.rpm perf-5.14.0-70.70.1.el9_0.aarch64.rpm perf-debuginfo-5.14.0-70.70.1.el9_0.aarch64.rpm python3-perf-debuginfo-5.14.0-70.70.1.el9_0.aarch64.rpm
noarch: kernel-doc-5.14.0-70.70.1.el9_0.noarch.rpm
ppc64le: bpftool-debuginfo-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-debug-debuginfo-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-debug-devel-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-debug-devel-matched-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-debuginfo-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-debuginfo-common-ppc64le-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-devel-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-devel-matched-5.14.0-70.70.1.el9_0.ppc64le.rpm kernel-headers-5.14.0-70.70.1.el9_0.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:4801-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4801
Issue date: 2023-08-29

Topic

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

Topics%20covered

Topics Covered

security advisory Red Hat bug fix kernel fix important update

Relevant Releases Architectures

Red Hat CodeReady Linux Builder EUS (v.9.0) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream EUS (v.9.0) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS EUS (v.9.0) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2066819 - CVE-2022-1353 kernel: kernel info leak issue in pfkey_register

2130141 - CVE-2022-39188 kernel: unmap_mapping_range() race with munmap() on VM_PFNMAP mappings leads to stale TLB entry

2179000 - CVE-2023-28466 kernel: tls: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference

2193219 - CVE-2023-0458 kernel: speculative pointer dereference in do_prlimit() in kernel/sys.c

2218672 - CVE-2023-3090 kernel: ipvlan: out-of-bounds write caused by unclear skb->cb

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