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Scientific Linux Security Update : kernel on SL7.x x86_64 (2021:2314)

high Nessus Plugin ID 150800

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Synopsis

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

Description

The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2021:2314-1 advisory.

 - kernel: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362)

 - kernel: Use after free via PI futex state (CVE-2021-3347)

 - kernel: use-after-free in n_tty_receive_buf_common function in drivers/tty/n_tty.c (CVE-2020-8648)

 - kernel: Improper input validation in some Intel(R) Graphics Drivers (CVE-2020-12363)

 - kernel: Null pointer dereference in some Intel(R) Graphics Drivers (CVE-2020-12364)

 - kernel: Speculation on pointer arithmetic against bpf_context pointer (CVE-2020-27170)

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 packages.

See Also

https://www.scientificlinux.org/category/sl-errata/slsa-20212314-1

Plugin Details

Severity: High

ID: 150800

File Name: sl_20210609_kernel_on_SL7_x.nasl

Version: 1.4

Type: local

Agent: unix

Published: 6/15/2021

Updated: 12/13/2023

Supported Sensors: 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: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:%5bhyper-v%5d%5bsl, p-cpe:/a:fermilab:scientific_linux:bpftool, p-cpe:/a:fermilab:scientific_linux:bpftool-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel, p-cpe:/a:fermilab:scientific_linux:kernel-abi-whitelists, p-cpe:/a:fermilab:scientific_linux:kernel-debug, p-cpe:/a:fermilab:scientific_linux:kernel-debug-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-debug-devel, p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-debuginfo-common-x86_64, p-cpe:/a:fermilab:scientific_linux:kernel-devel, p-cpe:/a:fermilab:scientific_linux:kernel-headers, p-cpe:/a:fermilab:scientific_linux:kernel-tools, p-cpe:/a:fermilab:scientific_linux:kernel-tools-debuginfo, p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs, p-cpe:/a:fermilab:scientific_linux:kernel-tools-libs-devel, p-cpe:/a:fermilab:scientific_linux:perf, p-cpe:/a:fermilab:scientific_linux:perf-debuginfo, p-cpe:/a:fermilab:scientific_linux:python-perf, p-cpe:/a:fermilab:scientific_linux:python-perf-debuginfo

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/9/2021

Vulnerability Publication Date: 2/6/2020

Reference Information

CVE: CVE-2020-12362, CVE-2020-12363, CVE-2020-12364, CVE-2020-27170, CVE-2020-8648, CVE-2021-3347