RedHat: RHSA-2023-5238:01 Important: kernel security update
Summary
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* kernel: UAF in nftables when nft_set_lookup_global triggered after
handling named and anonymous sets in batch requests (CVE-2023-3390)
* Kernel: net/sched: Use-after-free vulnerabilities in the net/sched
classifiers: cls_fw, cls_u32 and cls_route (CVE-2023-4128)
* kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()
(CVE-2023-35001)
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.
Summary
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.
References
https://access.redhat.com/security/cve/CVE-2023-3390 https://access.redhat.com/security/cve/CVE-2023-4128 https://access.redhat.com/security/cve/CVE-2023-35001 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux BaseOS E4S (v. 8.1):
Source:
kernel-4.18.0-147.90.1.el8_1.src.rpm
aarch64:
bpftool-4.18.0-147.90.1.el8_1.aarch64.rpm
bpftool-debuginfo-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-core-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-cross-headers-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debug-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debug-core-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debug-debuginfo-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debug-devel-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debug-modules-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debug-modules-extra-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debuginfo-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-devel-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-headers-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-modules-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-modules-extra-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-tools-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-tools-debuginfo-4.18.0-147.90.1.el8_1.aarch64.rpm
kernel-tools-libs-4.18.0-147.90.1.el8_1.aarch64.rpm
perf-4.18.0-147.90.1.el8_1.aarch64.rpm
perf-debuginfo-4.18.0-147.90.1.el8_1.aarch64.rpm
python3-perf-4.18.0-147.90.1.el8_1.aarch64.rpm
python3-perf-debuginfo-4.18.0-147.90.1.el8_1.aarch64.rpm
noarch:
kernel-abi-whitelists-4.18.0-147.90.1.el8_1.noarch.rpm
kernel-doc-4.18.0-147.90.1.el8_1.noarch.rpm
ppc64le:
bpftool-4.18.0-147.90.1.el8_1.ppc64le.rpm
bpftool-debuginfo-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-core-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-cross-headers-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debug-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debug-core-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debug-devel-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debug-modules-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debuginfo-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-devel-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-headers-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-modules-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-modules-extra-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-tools-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-147.90.1.el8_1.ppc64le.rpm
kernel-tools-libs-4.18.0-147.90.1.el8_1.ppc64le.rpm
perf-4.18.0-147.90.1.el8_1.ppc64le.rpm
perf-debuginfo-4.18.0-147.90.1.el8_1.ppc64le.rpm
python3-perf-4.18.0-147.90.1.el8_1.ppc64le.rpm
python3-perf-debuginfo-4.18.0-147.90.1.el8_1.ppc64le.rpm
s390x:
bpftool-4.18.0-147.90.1.el8_1.s390x.rpm
bpftool-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-core-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-cross-headers-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debug-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debug-core-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debug-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debug-devel-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debug-modules-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debug-modules-extra-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-devel-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-headers-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-modules-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-modules-extra-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-tools-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-tools-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-zfcpdump-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-zfcpdump-core-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-zfcpdump-devel-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-zfcpdump-modules-4.18.0-147.90.1.el8_1.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-147.90.1.el8_1.s390x.rpm
perf-4.18.0-147.90.1.el8_1.s390x.rpm
perf-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
python3-perf-4.18.0-147.90.1.el8_1.s390x.rpm
python3-perf-debuginfo-4.18.0-147.90.1.el8_1.s390x.rpm
x86_64:
bpftool-4.18.0-147.90.1.el8_1.x86_64.rpm
bpftool-debuginfo-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-core-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-cross-headers-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debug-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debug-core-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debug-debuginfo-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debug-devel-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debug-modules-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debug-modules-extra-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debuginfo-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-devel-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-headers-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-modules-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-modules-extra-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-tools-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-tools-debuginfo-4.18.0-147.90.1.el8_1.x86_64.rpm
kernel-tools-libs-4.18.0-147.90.1.el8_1.x86_64.rpm
perf-4.18.0-147.90.1.el8_1.x86_64.rpm
perf-debuginfo-4.18.0-147.90.1.el8_1.x86_64.rpm
python3-perf-4.18.0-147.90.1.el8_1.x86_64.rpm
python3-perf-debuginfo-4.18.0-147.90.1.el8_1.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for kernel is now available for Red Hat Enterprise Linux 8.1Update Services for SAP Solutions.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.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux BaseOS E4S (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64
Bugs Fixed
2213260 - CVE-2023-3390 kernel: UAF in nftables when nft_set_lookup_global triggered after handling named and anonymous sets in batch requests
2220892 - CVE-2023-35001 kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval()
2225511 - CVE-2023-4128 Kernel: net/sched: Use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route