RHEL 8 : libuv (RHSA-2021:3075)

medium Nessus Plugin ID 152439

Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3075 advisory.

- libuv: out-of-bounds read in uv__idna_toascii() can lead to information disclosures or crashes (CVE-2021-22918)

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 libuv and / or libuv-devel packages.

See Also

https://access.redhat.com/security/cve/CVE-2021-22918

https://access.redhat.com/errata/RHSA-2021:3075

https://bugzilla.redhat.com/1979338

Plugin Details

Severity: Medium

ID: 152439

File Name: redhat-RHSA-2021-3075.nasl

Version: 1.6

Type: local

Agent: unix

Published: 8/10/2021

Updated: 9/22/2022

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

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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

CVSS Score Source: CVE-2021-22918

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:libuv, p-cpe:/a:redhat:enterprise_linux:libuv-devel

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: 8/10/2021

Vulnerability Publication Date: 7/1/2021

Reference Information

CVE: CVE-2021-22918

RHSA: 2021:3075

IAVB: 2021-B-0041-S

CWE: 125