Fedora 33 : kernel / kernel-headers / kernel-tools (2021-a2d3ad5dda)

medium Nessus Plugin ID 147554

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Synopsis

The remote Fedora host is missing one or more security updates.

Description

The remote Fedora 33 host has packages installed that are affected by multiple vulnerabilities as referenced in the FEDORA-2021-a2d3ad5dda advisory.

- A NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality in versions prior to 5.12-rc1 in the way the user calls ioctl DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC. This flaw allows a local user to crash the system. (CVE-2020-25639)

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, kernel-headers and / or kernel-tools packages.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2021-a2d3ad5dda

Plugin Details

Severity: Medium

ID: 147554

File Name: fedora_2021-a2d3ad5dda.nasl

Version: 1.4

Type: local

Agent: unix

Published: 3/10/2021

Updated: 4/12/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2020-25639

CVSS v3

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.9

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

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

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:33, p-cpe:/a:fedoraproject:fedora:kernel, p-cpe:/a:fedoraproject:fedora:kernel-headers, p-cpe:/a:fedoraproject:fedora:kernel-tools

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/4/2021

Vulnerability Publication Date: 3/4/2021

Reference Information

CVE: CVE-2020-25639