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Ubuntu 16.04 LTS : Linux kernel vulnerability (USN-4486-1)

medium Nessus Plugin ID 140184

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-4486-1 advisory.

 - The xfs_bmap_extents_to_btree function in fs/xfs/libxfs/xfs_bmap.c in the Linux kernel through 4.16.3 allows local users to cause a denial of service (xfs_bmapi_write NULL pointer dereference) via a crafted xfs image. (CVE-2018-10323)

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

Solution

Update the affected kernel package.

See Also

https://ubuntu.com/security/notices/USN-4486-1

Plugin Details

Severity: Medium

ID: 140184

File Name: ubuntu_USN-4486-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 9/2/2020

Updated: 1/9/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.8

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

CVSS Score Source: CVE-2018-10323

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1079-kvm, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1113-aws, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1138-raspi2, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1142-snapdragon, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-generic-lpae, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-lowlatency, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-powerpc-e500mc, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-powerpc-smp, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-powerpc64-emb, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-189-powerpc64-smp, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/2/2020

Vulnerability Publication Date: 4/24/2018

Reference Information

CVE: CVE-2018-10323

USN: 4486-1