Red Hat Enterprise Linux 8 RHSA-2020-1372-01 Moderate: Kernel Security Fix
red hat
April 7, 2020
An update for kernel is now available for Red Hat Enterprise Linux 8
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: powerpc: local user can read vector registers of other users'
processes via a Facility Unavailable exception (CVE-2019-15030)
* kernel: powerpc: local user can read vector registers of other users'
processes via an interrupt (CVE-2019-15031)
* kernel: powerpc: incomplete Spectre-RSB mitigation leads to information
exposure (CVE-2019-18660)
* kernel: use-after-free caused by a malicious USB device in the
drivers/hid/usbhid/hiddev.c driver (CVE-2019-19527)
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):
* [FJ8.1 Bug]: fs/devpts: always delete dcache dentry-s in dput()
(BZ#1783959)
* qla2xxx: call dma_free_coherent with correct size in all cases in
qla24xx_sp_unmap (BZ#1788206)
* qla2xxxx: Firmware update for Gen7 adapter could result in an unusable
adapter (BZ#1790350)
* s390/sclp: Fix bit checked for has_sipl (BZ#1791408)
* RHEL8.1 - Error output for CPU-MF auxtrace data in perf: (BZ#1792198)
* [FJ8.0 Bug]: [kernel]: using "kexec -e" to reboot A64FX system causes
system panic during the boot of the 2nd kernel (BZ#1792200)
* Fixup tlbie vs store ordering issue on POWER9 (BZ#1794058)
* RHEL8.1 - qeth: add safeguards to RX data path (BZ#1794059)
* RHEL8.1 - STC940:ZZ:Fleet:RHEL:LPM failed with no rmc connection during
6th iteration (ibmvnic) (BZ#1794060)
* RHEL8.1 - disable trace-imc feature (perf:) (BZ#1794061)
* [Broadcom RHEL8.2 FEAT]: megaraid_sas driver update request (BZ#1795335)
* RHEL8.1 pre-Beta - [ FW940 ] [ zz P9 ] kdump fails when XIVE is enabled
and dump is trigged from HMC. (BZ#1795337)
* T10 DIF: OOM observed while running I/O (BZ#1795338)
* backport fix for potential deadlock relative to snapshot COW throttling
(BZ#1796490)
* Neoverse n1 errata 1542419 "Core may fetch stale instructions from memory
and violate ordering" (BZ#1797518)
* [HPE 8.1 Bug] hpsa: bug fix for reset issue (BZ#1797519)
* [HPE 8.0 BUG] System crash when reading /sys/block/
* kernel: T10 CRC not using hardware-accelerated version from
crct10dif_pclmul (BZ#1797961)
* [FJ8.1 Bug]: Dirty pages remain when write() returns ENOSPC. (BZ#1797962)
* RHEL 8 - NVMe/FC Fabric Broadcom Autoconnect Script Fails to Reconnect
after Controller Reset (BZ#1798381)
* [RHEL8.2]: Chelsio crypto co-processor Driver (chcr) bugfixes
(BZ#1798527)
* [RHEL8.1][Snapshot-1]LUN discovery says unrecognized (BZ#1801216)
* 8.2 snap2 kernel incorrectly signed in brew (BZ#1807231)
References
https://access.redhat.com/security/cve/CVE-2019-15030 https://access.redhat.com/security/cve/CVE-2019-15031 https://access.redhat.com/security/cve/CVE-2019-18660 https://access.redhat.com/security/cve/CVE-2019-19527 https://access.redhat.com/security/updates/classification/#moderate
Package List
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
kernel-4.18.0-147.8.1.el8_1.src.rpm
aarch64:
bpftool-4.18.0-147.8.1.el8_1.aarch64.rpm
bpftool-debuginfo-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-core-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-cross-headers-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debug-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debug-core-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debug-debuginfo-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debug-devel-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debug-modules-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debug-modules-extra-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debuginfo-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-debuginfo-common-aarch64-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-devel-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-headers-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-modules-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-modules-extra-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-tools-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-tools-debuginfo-4.18.0-147.8.1.el8_1.aarch64.rpm
kernel-tools-libs-4.18.0-147.8.1.el8_1.aarch64.rpm
perf-4.18.0-147.8.1.el8_1.aarch64.rpm
perf-debuginfo-4.18.0-147.8.1.el8_1.aarch64.rpm
python3-perf-4.18.0-147.8.1.el8_1.aarch64.rpm
Read the Full Advisory
PREVIOUS
NEXT
Advisory ID: RHSA-2020:1372-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1372
Issue date: 2020-04-07
Topic
An update for kernel is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Relevant Releases Architectures
Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, x86_64
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64
Bugs Fixed
1759313 - CVE-2019-15030 kernel: powerpc: local user can read vector registers of other users' processes via a Facility Unavailable exception
1760063 - CVE-2019-15031 kernel: powerpc: local user can read vector registers of other users' processes via an interrupt
1777825 - CVE-2019-18660 kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure
1783498 - CVE-2019-19527 kernel: use-after-free caused by a malicious USB device in the drivers/hid/usbhid/hiddev.c driver
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Powered By
Linux Security - Your source for Top Linux News, Advisories, HOWTOs and Feature Releases
QUICK LINKS
subscribe to newsletters!
Like staying secure? So do we.
Sign up for updates, tips, and alerts!