Oracle Linux 8 : gnutls (ELSA-2022-9221)

critical Nessus Plugin ID 159015

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9221 advisory.

[3.6.16-4.0.1_fips]
- Allow RSA keygen with modulus sizes bigger than 3072 bits and validate the seed length as defined in FIPS 186-4 section B.3.2 [Orabug: 33200526]
- Allow bigger known RSA modulus sizes when calling rsa_generate_fips186_4_keypair directly [Orabug: 33200526]
- Change Epoch from 1 to 10

[3.6.16-4]
- p11tool: Document ID reuse behavior when importing certs (#1776250)

[3.6.16-3]
- Treat SHA-1 signed CA in the trusted set differently (#1965445)

[3.6.16-2]
- Filter certificate_types in TLS 1.2 CR based on signature algorithms (#1942216)

[3.6.16-1]
- Update to upstream 3.6.16 release (#1956783)
- Fix potential use-after-free in key_share handling (#1927597)
- Fix potential use-after-free in pre_shared_key handling (#1927593)
- Stop gnutls-serv relying on AI_ADDRCONFIG to decide listening address (#1908334)
- Fix cert expiration issue in tests (#1908110)

[3.6.14-10]
- Port fixes for potential miscalculation in ecdsa_verify (#1942931)

[3.6.14-9]
- Revert the previous change

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

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

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2022-9221.html

Plugin Details

Severity: Critical

ID: 159015

File Name: oraclelinux_ELSA-2022-9221.nasl

Version: 1.5

Type: local

Agent: unix

Published: 3/17/2022

Updated: 11/1/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2021-20232

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:gnutls-devel, p-cpe:/a:oracle:linux:gnutls-dane, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:gnutls-utils, p-cpe:/a:oracle:linux:gnutls-c%2b%2b, p-cpe:/a:oracle:linux:gnutls

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/17/2022

Vulnerability Publication Date: 3/12/2021

Reference Information

CVE: CVE-2021-20231, CVE-2021-20232, CVE-2021-3580