RedHat: RHSA-2023-4697:01 Important: kernel security update
Summary
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt()
(CVE-2023-35788)
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-2023-35788 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux Server AUS (v. 7.7):
Source:
kernel-3.10.0-1062.77.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-1062.77.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.77.1.el7.noarch.rpm
x86_64:
bpftool-3.10.0-1062.77.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.77.1.el7.x86_64.rpm
perf-3.10.0-1062.77.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server E4S (v. 7.7):
Source:
kernel-3.10.0-1062.77.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-1062.77.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.77.1.el7.noarch.rpm
ppc64le:
bpftool-3.10.0-1062.77.1.el7.ppc64le.rpm
bpftool-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debug-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-devel-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-headers-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-tools-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-1062.77.1.el7.ppc64le.rpm
perf-3.10.0-1062.77.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
python-perf-3.10.0-1062.77.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
x86_64:
bpftool-3.10.0-1062.77.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.77.1.el7.x86_64.rpm
perf-3.10.0-1062.77.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server TUS (v. 7.7):
Source:
kernel-3.10.0-1062.77.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-1062.77.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.77.1.el7.noarch.rpm
x86_64:
bpftool-3.10.0-1062.77.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.77.1.el7.x86_64.rpm
perf-3.10.0-1062.77.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional AUS (v. 7.7):
x86_64:
bpftool-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.77.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional E4S (v. 7.7):
ppc64le:
bpftool-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-1062.77.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.ppc64le.rpm
x86_64:
bpftool-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.77.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional TUS (v. 7.7):
x86_64:
bpftool-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.77.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.77.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.77.1.el7.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/
![Dist Redhat](/images/distros/dist-redhat.png)
Topic
An update for kernel is now available for Red Hat Enterprise Linux 7.7Advanced Update Support, Red Hat Enterprise Linux 7.7 Telco Extended UpdateSupport, and Red Hat Enterprise Linux 7.7 Update Services for SAPSolutions.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 Server AUS (v. 7.7) - noarch, x86_64
Red Hat Enterprise Linux Server E4S (v. 7.7) - noarch, ppc64le, x86_64
Red Hat Enterprise Linux Server Optional AUS (v. 7.7) - x86_64
Red Hat Enterprise Linux Server Optional E4S (v. 7.7) - ppc64le, x86_64
Red Hat Enterprise Linux Server Optional TUS (v. 7.7) - x86_64
Red Hat Enterprise Linux Server TUS (v. 7.7) - noarch, x86_64
Bugs Fixed
2215768 - CVE-2023-35788 kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt()