RHEL 7 : kernel (RHSA-2020:1465)

high Nessus Plugin ID 135457

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:1465 advisory.

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)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?f2c696a2

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2020:1465

https://bugzilla.redhat.com/show_bug.cgi?id=1763690

https://bugzilla.redhat.com/show_bug.cgi?id=1781514

Plugin Details

Severity: High

ID: 135457

File Name: redhat-RHSA-2020-1465.nasl

Version: 1.10

Type: local

Agent: unix

Published: 4/14/2020

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 8.3

Temporal Score: 6.1

Vector: CVSS2#AV:A/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2019-17666

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:bpftool, cpe:/o:redhat:rhel_eus:7.6, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-tools, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:python-perf, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:perf

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 4/14/2020

Vulnerability Publication Date: 10/17/2019

Reference Information

CVE: CVE-2019-17666, CVE-2019-19338

CWE: 120, 203

RHSA: 2020:1465