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Red Hat: RHSA-2020-0834-01 Important: Kernel Security Bug Fix

Redhat Large Esm H500
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 impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability
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Hash: SHA256

====================================================================                   Red Hat Security Advisory

Synopsis:          Important: kernel security, bug fix, and enhancement update
Advisory ID:       RHSA-2020:0834-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0834
Issue date:        2020-03-17
CVE Names:         CVE-2019-11487 CVE-2019-17666 CVE-2019-19338 
====================================================================
1. Summary:

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 impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. 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

3. Description:

The kernel packages contain the Linux kernel, the core of any Linux
operating system.

Security Fix(es):

* kernel: Count overflow in FUSE request leading to use-after-free issues.
(CVE-2019-11487)

* kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in
the Linux kernel lacks a certain upper-bound check, leading to a buffer
overflow (CVE-2019-17666)

* Kernel: KVM: export MSR_IA32_TSX_CTRL to guest - incomplete fix for TAA
(CVE-2019-11135) (CVE-2019-19338)

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):

* RHEL7.7 - default idle mishandles lazy irq state (BZ#1767620)

* Sanitize MM backported code for RHEL7 (BZ#1768386)

* A bio with a flush and write to an md device can be lost and never
complete by the md layer (BZ#1773482)

* [FJ7.7 Bug]: [REG] Read from /proc/net/if_inet6 never stop. (BZ#1778084)

* RHEL7.7 - zfcp: fix reaction on bit error threshold notification
(BZ#1778691)

* RHEL7.7 Snapshot3 - Kernel Panic when running LTP mm test on s390x
(BZ#1780035)

* Leak in cachefiles driver (BZ#1780149)

* VFS: Busy inodes after unmount of loop0 when encountering duplicate
directory inodes (BZ#1781159)

* Allocation failure in md's r10buf_pool_alloc function leads to a crash
from accessing uninitialized pointers (BZ#1781584)

* [Hyper-V][RHEL7.6]Hyper-V guest waiting indefinitely for RCU callback
when removing a mem cgroup (BZ#1783177)

* A bnx2fc abort attempt doesn't timeout from miscalculation causing a huge
timeout value (BZ#1784824)

* scsi: libiscsi: fall back to sendmsg for slab pages (BZ#1784826)

* RHEL7.7 - kernel: avoid cpu yield in SMT environment (BZ#1787558)

* RHEL7.6 - kernel: jump label transformation performance (BZ#1787559)

* drm radeon power management warning on VERDE cards (BZ#1789744)

* Duplicate enum value in include/linux/blk_types.h (BZ#1791781)

* [HPE 7.7 Bug] hpsa: bug fix for reset issue (BZ#1791782)

* System Crash on vport creation (NPIV on FCoE) (BZ#1791825)

* [Hyper-V][RHEL 7.8] Four Mellanox Patches needed for kernels that have
that have SRIOV (BZ#1792371)

* WARNING: CPU: 7 PID: 2049 at mm/slub.c:2296 ___slab_alloc+0x508/0x520
(BZ#1793086)

* fio with ioengine=pmemblk on fsdax failed (BZ#1793088)

* [HPE 7.7 Bug] hpsa: bug fixes (BZ#1793579)

* perf top -p PID does not show anything (BZ#1793581)

* Delay in RT task scheduled. Incorrect nr_scheduled value. (BZ#1796261)

* A directory on a gfs2 filesystem appears corrupt on nodeB after nodeA
renames the directory (BZ#1796431)

* ixgbevf interface goes down on hypervisor and causes outage (BZ#1796798)

* Can't enable virt-ssbd on some AMD hosts (BZ#1797511)

* [HPEMC 7.8 BUG] x86/boot/64: Avoid mapping reserved ranges in early page
tables (BZ#1798163)

Enhancement(s):

* scsi: qla2xxx: Fix panic in qla_dfs_tgt_counters_show' (BZ#1791595)

4. 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.

5. Bugs fixed (https://bugzilla.redhat.com/):

1703063 - CVE-2019-11487 kernel: Count overflow in FUSE request leading to use-after-free issues.
1763690 - CVE-2019-17666 kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow
1781514 - CVE-2019-19338 Kernel: KVM: export MSR_IA32_TSX_CTRL to guest - incomplete fix for TAA (CVE-2019-11135)

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
kernel-3.10.0-1062.18.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-1062.18.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.18.1.el7.noarch.rpm

x86_64:
bpftool-3.10.0-1062.18.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64.rpm
perf-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
kernel-3.10.0-1062.18.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-1062.18.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.18.1.el7.noarch.rpm

x86_64:
bpftool-3.10.0-1062.18.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64.rpm
perf-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

x86_64:
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
kernel-3.10.0-1062.18.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-1062.18.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.18.1.el7.noarch.rpm

ppc64:
bpftool-3.10.0-1062.18.1.el7.ppc64.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-bootwrapper-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debug-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-devel-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-headers-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-tools-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-tools-libs-3.10.0-1062.18.1.el7.ppc64.rpm
perf-3.10.0-1062.18.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
python-perf-3.10.0-1062.18.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm

ppc64le:
bpftool-3.10.0-1062.18.1.el7.ppc64le.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-bootwrapper-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debug-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-devel-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-headers-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-tools-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-tools-libs-3.10.0-1062.18.1.el7.ppc64le.rpm
perf-3.10.0-1062.18.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
python-perf-3.10.0-1062.18.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm

s390x:
bpftool-3.10.0-1062.18.1.el7.s390x.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.s390x.rpm
kernel-3.10.0-1062.18.1.el7.s390x.rpm
kernel-debug-3.10.0-1062.18.1.el7.s390x.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.s390x.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.s390x.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.s390x.rpm
kernel-debuginfo-common-s390x-3.10.0-1062.18.1.el7.s390x.rpm
kernel-devel-3.10.0-1062.18.1.el7.s390x.rpm
kernel-headers-3.10.0-1062.18.1.el7.s390x.rpm
kernel-kdump-3.10.0-1062.18.1.el7.s390x.rpm
kernel-kdump-debuginfo-3.10.0-1062.18.1.el7.s390x.rpm
kernel-kdump-devel-3.10.0-1062.18.1.el7.s390x.rpm
perf-3.10.0-1062.18.1.el7.s390x.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.s390x.rpm
python-perf-3.10.0-1062.18.1.el7.s390x.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.s390x.rpm

x86_64:
bpftool-3.10.0-1062.18.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64.rpm
perf-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

ppc64:
bpftool-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-debuginfo-common-ppc64-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
kernel-tools-libs-devel-3.10.0-1062.18.1.el7.ppc64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.ppc64.rpm

ppc64le:
bpftool-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-debuginfo-common-ppc64le-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
kernel-tools-libs-devel-3.10.0-1062.18.1.el7.ppc64le.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.ppc64le.rpm

x86_64:
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
kernel-3.10.0-1062.18.1.el7.src.rpm

noarch:
kernel-abi-whitelists-3.10.0-1062.18.1.el7.noarch.rpm
kernel-doc-3.10.0-1062.18.1.el7.noarch.rpm

x86_64:
bpftool-3.10.0-1062.18.1.el7.x86_64.rpm
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-devel-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-headers-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64.rpm
perf-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1062.18.1.el7.x86_64.rpm
perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
python-perf-debuginfo-3.10.0-1062.18.1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2019-11487
https://access.redhat.com/security/cve/CVE-2019-17666
https://access.redhat.com/security/cve/CVE-2019-19338
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/solutions/tsx-asynchronousabort

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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Red Hat: RHSA-2020-0834-01 Important: Kernel Security Bug Fix

red hat
Calendar Grey March 17, 2020
Dist Redhat Esm H88
The latest kernel security patch for Red Hat Enterprise Linux 7 resolves significant issues and improves overall system efficiency.
An update for kernel is now available for Red Hat Enterprise Linux 7

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: Count overflow in FUSE request leading to use-after-free issues. (CVE-2019-11487)
* kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow (CVE-2019-17666)
* Kernel: KVM: export MSR_IA32_TSX_CTRL to guest - incomplete fix for TAA (CVE-2019-11135) (CVE-2019-19338)
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):
* RHEL7.7 - default idle mishandles lazy irq state (BZ#1767620)
* Sanitize MM backported code for RHEL7 (BZ#1768386)
* A bio with a flush and write to an md device can be lost and never complete by the md layer (BZ#1773482)
* [FJ7.7 Bug]: [REG] Read from /proc/net/if_inet6 never stop. (BZ#1778084)
* RHEL7.7 - zfcp: fix reaction on bit error threshold notification (BZ#1778691)
* RHEL7.7 Snapshot3 - Kernel Panic when running LTP mm test on s390x (BZ#1780035)
* Leak in cachefiles driver (BZ#1780149)
* VFS: Busy inodes after unmount of loop0 when encountering duplicate directory inodes (BZ#1781159)
* Allocation failure in md's r10buf_pool_alloc function leads to a crash from accessing uninitialized pointers (BZ#1781584)
* [Hyper-V][RHEL7.6]Hyper-V guest waiting indefinitely for RCU callback when removing a mem cgroup (BZ#1783177)
* A bnx2fc abort attempt doesn't timeout from miscalculation causing a huge timeout value (BZ#1784824)
* scsi: libiscsi: fall back to sendmsg for slab pages (BZ#1784826)
* RHEL7.7 - kernel: avoid cpu yield in SMT environment (BZ#1787558)
* RHEL7.6 - kernel: jump label transformation performance (BZ#1787559)
* drm radeon power management warning on VERDE cards (BZ#1789744)
* Duplicate enum value in include/linux/blk_types.h (BZ#1791781)
* [HPE 7.7 Bug] hpsa: bug fix for reset issue (BZ#1791782)
* System Crash on vport creation (NPIV on FCoE) (BZ#1791825)
* [Hyper-V][RHEL 7.8] Four Mellanox Patches needed for kernels that have that have SRIOV (BZ#1792371)
* WARNING: CPU: 7 PID: 2049 at mm/slub.c:2296 ___slab_alloc+0x508/0x520 (BZ#1793086)
* fio with ioengine=pmemblk on fsdax failed (BZ#1793088)
* [HPE 7.7 Bug] hpsa: bug fixes (BZ#1793579)
* perf top -p PID does not show anything (BZ#1793581)
* Delay in RT task scheduled. Incorrect nr_scheduled value. (BZ#1796261)
* A directory on a gfs2 filesystem appears corrupt on nodeB after nodeA renames the directory (BZ#1796431)
* ixgbevf interface goes down on hypervisor and causes outage (BZ#1796798)
* Can't enable virt-ssbd on some AMD hosts (BZ#1797511)
* [HPEMC 7.8 BUG] x86/boot/64: Avoid mapping reserved ranges in early page tables (BZ#1798163)
Enhancement(s):
* scsi: qla2xxx: Fix panic in qla_dfs_tgt_counters_show' (BZ#1791595)

References

https://access.redhat.com/security/cve/CVE-2019-11487 https://access.redhat.com/security/cve/CVE-2019-17666 https://access.redhat.com/security/cve/CVE-2019-19338 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/solutions/tsx-asynchronousabort

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: kernel-3.10.0-1062.18.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-1062.18.1.el7.noarch.rpm kernel-doc-3.10.0-1062.18.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-1062.18.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.18.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.18.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.18.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64.rpm perf-3.10.0-1062.18.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm python-perf-3.10.0-1062.18.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: bpftool-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.18.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.18.1.el7.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:0834-01
Product: Red Hat Enterprise Linux
Issue date: 2020-03-17

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.

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

1703063 - CVE-2019-11487 kernel: Count overflow in FUSE request leading to use-after-free issues.

1763690 - CVE-2019-17666 kernel: rtl_p2p_noa_ie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow

1781514 - CVE-2019-19338 Kernel: KVM: export MSR_IA32_TSX_CTRL to guest - incomplete fix for TAA (CVE-2019-11135)

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