Oracle Linux 7 : kernel (ELSA-2020-5437)

high Nessus Plugin ID 144333

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-2020-5437 advisory.

- [netdrv] hdlc_ppp: add range checks in ppp_cp_parse_cr() (Guillaume Nault) [1882078] {CVE-2020-25643}
- [fs] ext4: fix potential negative array index in do_split() (Pavel Reichl) [1846164] {CVE-2020-14314}
- [fs] nfsd: apply umask on fs without ACL support ('J. Bruce Fields') [1870215] {CVE-2020-24394}
- [fs] nfs: Fix getxattr kernel panic and memory overflow (Benjamin Coddington) [1880893] {CVE-2020-25212}
- [net] flow_dissector: switch to siphash (Davide Caratti) [1835614] {CVE-2019-18282}
- [fs] xfs: fix boundary test in xfs_attr_shortform_verify (Eric Sandeen) [1875317] {CVE-2020-14385}

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-2020-5437.html

Plugin Details

Severity: High

ID: 144333

File Name: oraclelinux_ELSA-2020-5437.nasl

Version: 1.6

Type: local

Agent: unix

Published: 12/16/2020

Updated: 10/22/2024

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:M/Au:S/C:P/I:P/A:C

CVSS Score Source: CVE-2020-25643

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:H/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-tools-libs-devel, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:perf, cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-tools, 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

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: 12/16/2020

Vulnerability Publication Date: 1/16/2020

Reference Information

CVE: CVE-2019-18282, CVE-2020-10769, CVE-2020-14314, CVE-2020-14385, CVE-2020-24394, CVE-2020-25212, CVE-2020-25643