Fedora 32 : arm-none-eabi-newlib (2021-332fb9c796)

critical Nessus Plugin ID 147734

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Synopsis

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

Description

The remote Fedora 32 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2021-332fb9c796 advisory.

- A flaw was found in newlib in versions prior to 4.0.0. Improper overflow validation in the memory allocation functions mEMALIGn, pvALLOc, nano_memalign, nano_valloc, nano_pvalloc could case an integer overflow, leading to an allocation of a small buffer and then to a heap-based buffer overflow.
(CVE-2021-3420)

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 arm-none-eabi-newlib package.

Plugin Details

Severity: Critical

ID: 147734

File Name: fedora_2021-332fb9c796.nasl

Version: 1.4

Type: local

Agent: unix

Family: Fedora Local Security Checks

Published: 3/12/2021

Updated: 8/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-3420

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/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: cpe:/o:fedoraproject:fedora:32, p-cpe:/a:fedoraproject:fedora:arm-none-eabi-newlib

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/3/2021

Vulnerability Publication Date: 3/3/2021

Reference Information

CVE: CVE-2021-3420

FEDORA: 2021-332fb9c796

IAVA: 2021-A-0387

Detections

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