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RHEL 7 : kernel (RHSA-2019:0512)
high Nessus Plugin ID 122842
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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-2019:0512 advisory.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.
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?aebbd311
https://access.redhat.com/errata/RHSA-2019:0512
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=1636349
Plugin Details
Severity: High
ID: 122842
File Name: redhat-RHSA-2019-0512.nasl
Version: 1.10
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 3/14/2019
Updated: 11/6/2024
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: 5.9
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.3
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2018-9568
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 6.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/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, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-headers, 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: 3/13/2019
Vulnerability Publication Date: 10/3/2018