RedHat: RHSA-2023-4515:01 Important: kernel security update
Summary
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* kernel: Use-after-free vulnerability in the Linux Kernel traffic control
index filter (CVE-2023-1829)
* kernel: ipvlan: out-of-bounds write caused by unclear skb->cb
(CVE-2023-3090)
* kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt()
(CVE-2023-35788)
* kernel: OOB access in the Linux kernel's XFS subsystem (CVE-2023-2124)
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-2023-1829 https://access.redhat.com/security/cve/CVE-2023-2124 https://access.redhat.com/security/cve/CVE-2023-3090 https://access.redhat.com/security/cve/CVE-2023-35788 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux BaseOS E4S (v. 8.1):
Source:
kernel-4.18.0-147.87.1.el8_1.src.rpm
aarch64:
bpftool-4.18.0-147.87.1.el8_1.aarch64.rpm
bpftool-debuginfo-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-core-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-cross-headers-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debug-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debug-core-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debug-debuginfo-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debug-devel-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debug-modules-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debug-modules-extra-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debuginfo-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-devel-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-headers-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-modules-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-modules-extra-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-tools-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-tools-debuginfo-4.18.0-147.87.1.el8_1.aarch64.rpm
kernel-tools-libs-4.18.0-147.87.1.el8_1.aarch64.rpm
perf-4.18.0-147.87.1.el8_1.aarch64.rpm
perf-debuginfo-4.18.0-147.87.1.el8_1.aarch64.rpm
python3-perf-4.18.0-147.87.1.el8_1.aarch64.rpm
python3-perf-debuginfo-4.18.0-147.87.1.el8_1.aarch64.rpm
noarch:
kernel-abi-whitelists-4.18.0-147.87.1.el8_1.noarch.rpm
kernel-doc-4.18.0-147.87.1.el8_1.noarch.rpm
ppc64le:
bpftool-4.18.0-147.87.1.el8_1.ppc64le.rpm
bpftool-debuginfo-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-core-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-cross-headers-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debug-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debug-core-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debug-debuginfo-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debug-devel-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debug-modules-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debug-modules-extra-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debuginfo-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-debuginfo-common-ppc64le-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-devel-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-headers-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-modules-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-modules-extra-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-tools-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-tools-debuginfo-4.18.0-147.87.1.el8_1.ppc64le.rpm
kernel-tools-libs-4.18.0-147.87.1.el8_1.ppc64le.rpm
perf-4.18.0-147.87.1.el8_1.ppc64le.rpm
perf-debuginfo-4.18.0-147.87.1.el8_1.ppc64le.rpm
python3-perf-4.18.0-147.87.1.el8_1.ppc64le.rpm
python3-perf-debuginfo-4.18.0-147.87.1.el8_1.ppc64le.rpm
s390x:
bpftool-4.18.0-147.87.1.el8_1.s390x.rpm
bpftool-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-core-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-cross-headers-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debug-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debug-core-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debug-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debug-devel-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debug-modules-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debug-modules-extra-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-debuginfo-common-s390x-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-devel-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-headers-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-modules-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-modules-extra-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-tools-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-tools-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-zfcpdump-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-zfcpdump-core-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-zfcpdump-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-zfcpdump-devel-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-zfcpdump-modules-4.18.0-147.87.1.el8_1.s390x.rpm
kernel-zfcpdump-modules-extra-4.18.0-147.87.1.el8_1.s390x.rpm
perf-4.18.0-147.87.1.el8_1.s390x.rpm
perf-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
python3-perf-4.18.0-147.87.1.el8_1.s390x.rpm
python3-perf-debuginfo-4.18.0-147.87.1.el8_1.s390x.rpm
x86_64:
bpftool-4.18.0-147.87.1.el8_1.x86_64.rpm
bpftool-debuginfo-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-core-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-cross-headers-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debug-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debug-core-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debug-debuginfo-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debug-devel-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debug-modules-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debug-modules-extra-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debuginfo-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-debuginfo-common-x86_64-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-devel-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-headers-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-modules-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-modules-extra-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-tools-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-tools-debuginfo-4.18.0-147.87.1.el8_1.x86_64.rpm
kernel-tools-libs-4.18.0-147.87.1.el8_1.x86_64.rpm
perf-4.18.0-147.87.1.el8_1.x86_64.rpm
perf-debuginfo-4.18.0-147.87.1.el8_1.x86_64.rpm
python3-perf-4.18.0-147.87.1.el8_1.x86_64.rpm
python3-perf-debuginfo-4.18.0-147.87.1.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
2187439 - CVE-2023-2124 kernel: OOB access in the Linux kernel's XFS subsystem
2188470 - CVE-2023-1829 kernel: Use-after-free vulnerability in the Linux Kernel traffic control index filter
2215768 - CVE-2023-35788 kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt()
2218672 - CVE-2023-3090 kernel: ipvlan: out-of-bounds write caused by unclear skb->cb