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Test ID:1.3.6.1.4.1.25623.1.0.844409
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory for linux-gke-5.0 (USN-4344-1)
Summary:The remote host is missing an update for the 'linux-gke-5.0'; package(s) announced via the USN-4344-1 advisory.
Description:Summary:
The remote host is missing an update for the 'linux-gke-5.0'
package(s) announced via the USN-4344-1 advisory.

Vulnerability Insight:
It was discovered that the Intel Wi-Fi driver in the Linux kernel did not
properly check for errors in some situations. A local attacker could
possibly use this to cause a denial of service (system crash).
(CVE-2019-16234)

It was discovered that the Intel WiMAX 2400 driver in the Linux kernel did
not properly deallocate memory in certain situations. A local attacker
could use this to cause a denial of service (kernel memory exhaustion).
(CVE-2019-19051)

Tristan Madani discovered that the block I/O tracing implementation in the
Linux kernel contained a race condition. A local attacker could use this to
cause a denial of service (system crash) or possibly expose sensitive
information. (CVE-2019-19768)

It was discovered that the vhost net driver in the Linux kernel contained a
stack buffer overflow. A local attacker with the ability to perform ioctl()
calls on /dev/vhost-net could use this to cause a denial of service (system
crash). (CVE-2020-10942)

It was discovered that the virtual terminal implementation in the Linux
kernel contained a race condition. A local attacker could possibly use this
to cause a denial of service (system crash) or expose sensitive
information. (CVE-2020-8648)

Shijie Luo discovered that the ext4 file system implementation in the Linux
kernel did not properly check for a too-large journal size. An attacker
could use this to construct a malicious ext4 image that, when mounted,
could cause a denial of service (soft lockup). (CVE-2020-8992)

Jordy Zomer discovered that the floppy driver in the Linux kernel did not
properly check for errors in some situations. A local attacker could
possibly use this to cause a denial of service (system crash) or possibly
expose sensitive information. (CVE-2020-9383)

Affected Software/OS:
'linux-gke-5.0' package(s) on Ubuntu 18.04 LTS.

Solution:
Please install the updated package(s).

CVSS Score:
5.4

CVSS Vector:
AV:L/AC:M/Au:N/C:N/I:P/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-8648
Debian Security Information: DSA-4698 (Google Search)
https://www.debian.org/security/2020/dsa-4698
https://bugzilla.kernel.org/show_bug.cgi?id=206361
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
SuSE Security Announcement: openSUSE-SU-2020:0336 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
https://usn.ubuntu.com/4342-1/
https://usn.ubuntu.com/4344-1/
https://usn.ubuntu.com/4345-1/
https://usn.ubuntu.com/4346-1/
Common Vulnerability Exposure (CVE) ID: CVE-2020-8992
https://patchwork.ozlabs.org/patch/1236118/
https://usn.ubuntu.com/4318-1/
https://usn.ubuntu.com/4324-1/
https://usn.ubuntu.com/4419-1/
Common Vulnerability Exposure (CVE) ID: CVE-2020-9383
https://github.com/torvalds/linux/commit/2e90ca68b0d2f5548804f22f0dd61145516171e3
SuSE Security Announcement: openSUSE-SU-2020:0388 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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