Oracle Linux 6 : kernel (ELSA-2021-9434)

high Nessus Plugin ID 152912

Synopsis

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

Description

The remote Oracle Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9434 advisory.

- [kernel] futex: Use pi_state_update_owner() in put_pi_state() (Thomas Gleixner) [1922249] {CVE-2021-3347} [Orabug: 33150734]
- [kernel] futex: Handle faults correctly for PI futexes (Thomas Gleixner) [1922249] {CVE-2021-3347} [Orabug: 33150734]
- [kernel] futex: Provide and use pi_state_update_owner() (Thomas Gleixner) [1922249] {CVE-2021-3347}[Orabug: 33150734]
- [kernel] futex: Replace pointless printk in fixup_owner() (Thomas Gleixner) [1922249] {CVE-2021-3347} [Orabug: 33150734]
- [kernel] futex: Ensure the correct return value from futex_lock_pi() (Thomas Gleixner) [1922249] {CVE-2021-3347} [Orabug: 33150734]

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-2021-9434.html

Plugin Details

Severity: High

ID: 152912

File Name: oraclelinux_ELSA-2021-9434.nasl

Version: 1.4

Type: local

Agent: unix

Published: 8/30/2021

Updated: 10/22/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2021-3347

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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:kernel-abi-whitelists, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:kernel-firmware, p-cpe:/a:oracle:linux:python-perf, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel, cpe:/o:oracle:linux:6

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/30/2021

Vulnerability Publication Date: 1/29/2021

Reference Information

CVE: CVE-2020-12362, CVE-2021-3347