RedHat: RHSA-2019-0512:01 Important: kernel security, bug fix,
Summary
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
Security Fix(es):
* kernel: Memory corruption due to incorrect socket cloning (CVE-2018-9568)
* kernel: Unprivileged users able to inspect kernel stacks of arbitrary
tasks (CVE-2018-17972)
* kernel: Faulty computation of numberic bounds in the BPF verifier
(CVE-2018-18445)
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) and Enhancement(s):
* kernel fuse invalidates cached attributes during reads (BZ#1657921)
* [NetApp-FC-NVMe] RHEL7.6: nvme reset gets hung indefinitely (BZ#1659937)
* Memory reclaim deadlock calling __sock_create() after
memalloc_noio_save() (BZ#1660392)
* hardened usercopy is causing crash (BZ#1660815)
* Backport: xfrm: policy: init locks early (BZ#1660887)
* AWS m5 instance type loses NVMe mounted volumes [was: Unable to Mount
StatefulSet PV in AWS EBS] (BZ#1661947)
* RHEL 7.6 running on a VirtualBox guest with a GUI has a mouse problem
(BZ#1662848)
* Kernel bug report in cgroups on heavily contested 3.10 node (BZ#1663114)
* [PCIe] SHPC probe crash on Non-ACPI/Non-SHPC ports (BZ#1663241)
* [Cavium 7.7 Feat] qla2xxx: Update to latest upstream. (BZ#1663508)
* Regression in lpfc and the CNE1000 (BE2 FCoE) adapters that no longer
initialize (BZ#1664067)
* [csiostor] call trace after command: modprobe csiostor (BZ#1665370)
* libceph: fall back to sendmsg for slab pages (BZ#1665814)
* Deadlock between stop_one_cpu_nowait() and stop_two_cpus() (BZ#1667328)
* Soft lockups occur when the sd driver passes a device size of 1 sector to
string_get_size() (BZ#1667989)
* [RHEL7.7] BUG: unable to handle kernel paging request at ffffffffffffffff
(BZ#1668208)
* RHEL7.6 - powerpc/pseries: Disable CPU hotplug across migrations /
powerpc/rtas: Fix a potential race between CPU-Offline & Migration (LPM)
(BZ#1669044)
* blk-mq: fix corruption with direct issue (BZ#1670511)
* [RHEL7][patch] iscsi driver can block reboot/shutdown (BZ#1670680)
* [DELL EMC 7.6 BUG] Unable to create-namespace over Dell NVDIMM-N
(BZ#1671743)
* efi_bgrt_init fails to ioremap error during boot (BZ#1671745)
* Unable to mount a share on kernel- 3.10.0-957.el7. The share can be
mounted on kernel-3.10.0-862.14.4.el7 (BZ#1672448)
* System crash with RIP nfs_readpage_async+0x43 -- BUG: unable to handle
kernel NULL pointer dereference (BZ#1672510)
Users of kernel are advised to upgrade to these updated packages, which fix
these bugs and add this enhancement.
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-2018-9568 https://access.redhat.com/security/cve/CVE-2018-17972 https://access.redhat.com/security/cve/CVE-2018-18445 https://access.redhat.com/security/updates/classification/#important
Package List
Red Hat Enterprise Linux Client (v. 7):
Source:
kernel-3.10.0-957.10.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-957.10.1.el7.noarch.rpm
kernel-doc-3.10.0-957.10.1.el7.noarch.rpm
x86_64:
bpftool-3.10.0-957.10.1.el7.x86_64.rpm
kernel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-headers-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.10.1.el7.x86_64.rpm
perf-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
kernel-3.10.0-957.10.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-957.10.1.el7.noarch.rpm
kernel-doc-3.10.0-957.10.1.el7.noarch.rpm
x86_64:
bpftool-3.10.0-957.10.1.el7.x86_64.rpm
kernel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-headers-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.10.1.el7.x86_64.rpm
perf-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64:
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
kernel-3.10.0-957.10.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-957.10.1.el7.noarch.rpm
kernel-doc-3.10.0-957.10.1.el7.noarch.rpm
ppc64:
kernel-3.10.0-957.10.1.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debug-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-957.10.1.el7.ppc64.rpm
kernel-devel-3.10.0-957.10.1.el7.ppc64.rpm
kernel-headers-3.10.0-957.10.1.el7.ppc64.rpm
kernel-tools-3.10.0-957.10.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
kernel-tools-libs-3.10.0-957.10.1.el7.ppc64.rpm
perf-3.10.0-957.10.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
python-perf-3.10.0-957.10.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
ppc64le:
kernel-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debug-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-devel-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-headers-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-tools-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-957.10.1.el7.ppc64le.rpm
perf-3.10.0-957.10.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
python-perf-3.10.0-957.10.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
s390x:
kernel-3.10.0-957.10.1.el7.s390x.rpm
kernel-debug-3.10.0-957.10.1.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.s390x.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.s390x.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-957.10.1.el7.s390x.rpm
kernel-devel-3.10.0-957.10.1.el7.s390x.rpm
kernel-headers-3.10.0-957.10.1.el7.s390x.rpm
kernel-kdump-3.10.0-957.10.1.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-957.10.1.el7.s390x.rpm
kernel-kdump-devel-3.10.0-957.10.1.el7.s390x.rpm
perf-3.10.0-957.10.1.el7.s390x.rpm
perf-debuginfo-3.10.0-957.10.1.el7.s390x.rpm
python-perf-3.10.0-957.10.1.el7.s390x.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.s390x.rpm
x86_64:
bpftool-3.10.0-957.10.1.el7.x86_64.rpm
kernel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-headers-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.10.1.el7.x86_64.rpm
perf-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
kernel-debug-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-957.10.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-957.10.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.ppc64.rpm
ppc64le:
kernel-debug-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-957.10.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.ppc64le.rpm
x86_64:
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
kernel-3.10.0-957.10.1.el7.src.rpm
noarch:
kernel-abi-whitelists-3.10.0-957.10.1.el7.noarch.rpm
kernel-doc-3.10.0-957.10.1.el7.noarch.rpm
x86_64:
bpftool-3.10.0-957.10.1.el7.x86_64.rpm
kernel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-devel-3.10.0-957.10.1.el7.x86_64.rpm
kernel-headers-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-957.10.1.el7.x86_64.rpm
perf-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
kernel-debug-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-957.10.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-957.10.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-957.10.1.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/
Topic
An update for kernel is now available for Red Hat Enterprise Linux 7.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 Client (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Bugs Fixed
1636349 - CVE-2018-17972 kernel: Unprivileged users able to inspect kernel stacks of arbitrary tasks
1640596 - CVE-2018-18445 kernel: Faulty computation of numberic bounds in the BPF verifier
1655904 - CVE-2018-9568 kernel: Memory corruption due to incorrect socket cloning