Scientific Linux Security Update : grub2 on SL7.x x86_64 (2022:8900)

high Nessus Plugin ID 168629

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 a vulnerability as referenced in the SLSA-2022:8900-1 advisory.

- grub2: Integer underflow in grub_net_recv_ip4_packets (CVE-2022-28733)

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-20228900-1

Plugin Details

Severity: High

ID: 168629

File Name: sl_20221209_grub2_on_SL7_x.nasl

Version: 1.2

Type: local

Agent: unix

Published: 12/12/2022

Updated: 12/12/2022

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2022-28733

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:grub2, p-cpe:/a:fermilab:scientific_linux:grub2-common, p-cpe:/a:fermilab:scientific_linux:grub2-debuginfo, p-cpe:/a:fermilab:scientific_linux:grub2-efi-aa64-modules, p-cpe:/a:fermilab:scientific_linux:grub2-efi-ia32, p-cpe:/a:fermilab:scientific_linux:grub2-efi-ia32-cdboot, p-cpe:/a:fermilab:scientific_linux:grub2-efi-ia32-modules, p-cpe:/a:fermilab:scientific_linux:grub2-efi-x64, p-cpe:/a:fermilab:scientific_linux:grub2-efi-x64-cdboot, p-cpe:/a:fermilab:scientific_linux:grub2-efi-x64-modules, p-cpe:/a:fermilab:scientific_linux:grub2-pc, p-cpe:/a:fermilab:scientific_linux:grub2-pc-modules, p-cpe:/a:fermilab:scientific_linux:grub2-ppc-modules, p-cpe:/a:fermilab:scientific_linux:grub2-ppc64-modules, p-cpe:/a:fermilab:scientific_linux:grub2-ppc64le-modules, p-cpe:/a:fermilab:scientific_linux:grub2-tools, p-cpe:/a:fermilab:scientific_linux:grub2-tools-extra, p-cpe:/a:fermilab:scientific_linux:grub2-tools-minimal

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/9/2022

Vulnerability Publication Date: 6/16/2022

Reference Information

CVE: CVE-2022-28733