Alerts This Week
Warning Icon 1 758
Alerts This Week
Warning Icon 1 758

Red Hat: RHSA-2020-1465-01 Important Kernel Security Update

red hat
Calendar Grey April 14, 2020
Dist Redhat Esm H88
Important kernel security patch for Red Hat Enterprise Linux 7.6 resolves various vulnerabilities and improves overall security.
An update for kernel is now available for Red Hat Enterprise Linux 7.6 Extended Update Support

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: 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):
* Slow console output with ast (Aspeed) graphics driver (BZ#1780146)
* VFS: Busy inodes after unmount of loop0 when encountering duplicate directory inodes (BZ#1781158)
* RHEL 7.7 long I/O stalls with bnx2fc from not masking off scope bits of retry delay value (BZ#1795648)
* System Crash on vport creation (NPIV on FCoE) (BZ#1796363)
* A directory on a gfs2 filesystem appears corrupt on nodeB after nodeA renames the directory (BZ#1796430)
* [GSS] Can't access the mount point due to possible blocking of i/o on rbd (BZ#1796434)
* [xfstests]: copy_file_range cause corruption on rhel-7 (BZ#1797966)
* port show-kabi to python3 (BZ#1806928)
* top shows super high loads when tuned profile realtime-virtual-host is applied (BZ#1808028)
Enhancement(s):
* scsi: qla2xxx: Fix panic in qla_dfs_tgt_counters_show' (BZ#1791594)
* [Cavium 7.7 Feat] qla2xxx: Update to latest upstream. (BZ#1797503)

Topics%20covered

Topics Covered

security advisory buffer overflow bug fix Red Hat Enterprise Linux important kernel security impact

References

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

Package List

Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):
Source: kernel-3.10.0-957.48.1.el7.src.rpm
noarch: kernel-abi-whitelists-3.10.0-957.48.1.el7.noarch.rpm kernel-doc-3.10.0-957.48.1.el7.noarch.rpm
x86_64: bpftool-3.10.0-957.48.1.el7.x86_64.rpm kernel-3.10.0-957.48.1.el7.x86_64.rpm kernel-debug-3.10.0-957.48.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-957.48.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-957.48.1.el7.x86_64.rpm kernel-devel-3.10.0-957.48.1.el7.x86_64.rpm kernel-headers-3.10.0-957.48.1.el7.x86_64.rpm kernel-tools-3.10.0-957.48.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-957.48.1.el7.x86_64.rpm perf-3.10.0-957.48.1.el7.x86_64.rpm perf-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm python-perf-3.10.0-957.48.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
x86_64: kernel-debug-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-957.48.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-957.48.1.el7.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:1465-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1465
Issue date: 2020-04-14

Topic

An update for kernel is now available for Red Hat Enterprise Linux 7.6Extended Update Support.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.

Topics%20covered

Topics Covered

security advisory buffer overflow bug fix Red Hat Enterprise Linux important kernel security impact

Relevant Releases Architectures

Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64

Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - ppc64, ppc64le, x86_64

Bugs Fixed

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)

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here