Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2021-9485)

high Nessus Plugin ID 154165

Synopsis

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

Description

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-9485 advisory.

- fuse: fix live lock in fuse_iget() (Amir Goldstein) [Orabug: 33396682] {CVE-2021-28950}
- Bluetooth: defer cleanup of resources in hci_unregister_dev() (Tetsuo Handa) [Orabug: 33292634] {CVE-2021-3573}
- Bluetooth: fix the erroneous flush_work() order (Lin Ma) [Orabug: 33292634] {CVE-2021-3564}
- ext4: fix race writing to an inline_data file while its xattrs are changing (Theodore Tso) [Orabug:
33327179] {CVE-2021-40490}
- fuse: fix bad inode (Miklos Szeredi) [Orabug: 32769032] {CVE-2020-36322}
- tracing: Fix bug in rb_per_cpu_empty() that might cause deadloop. (Haoran Luo) [Orabug: 33198436] {CVE-2021-3679}
- virtio_console: Assure used length from device is limited (Xie Yongji) [Orabug: 33209273] {CVE-2021-38160}
- sctp: validate from_addr_param return (Marcelo Ricardo Leitner) [Orabug: 33198408] {CVE-2021-3655}

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-2021-9485.html

Plugin Details

Severity: High

ID: 154165

File Name: oraclelinux_ELSA-2021-9485.nasl

Version: 1.5

Type: local

Agent: unix

Published: 10/15/2021

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: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2021-38160

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-uek-headers, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:kernel-uek-devel, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-uek-tools-libs-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:python-perf, p-cpe:/a:oracle:linux:kernel-uek-tools, p-cpe:/a:oracle:linux:kernel-uek-tools-libs, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug

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: 10/14/2021

Vulnerability Publication Date: 3/20/2021

Reference Information

CVE: CVE-2020-36322, CVE-2021-28950, CVE-2021-3564, CVE-2021-3573, CVE-2021-3655, CVE-2021-3679, CVE-2021-38160, CVE-2021-40490