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Test ID:1.3.6.1.4.1.25623.1.1.4.2021.0683.1
Category:SuSE Local Security Checks
Title:SUSE: Security Advisory (SUSE-SU-2021:0683-1)
Summary:The remote host is missing an update for the 'grub2' package(s) announced via the SUSE-SU-2021:0683-1 advisory.
Description:Summary:
The remote host is missing an update for the 'grub2' package(s) announced via the SUSE-SU-2021:0683-1 advisory.

Vulnerability Insight:
This update for grub2 fixes the following issues:

grub2 implements the new 'SBAT' method for SHIM based secure boot revocation. (bsc#1182057)

CVE-2020-25632: Fixed a use-after-free in rmmod command (bsc#1176711)

CVE-2020-25647: Fixed an out-of-bound write in
grub_usb_device_initialize() (bsc#1177883)

CVE-2020-27749: Fixed a stack buffer overflow in
grub_parser_split_cmdline (bsc#1179264)

CVE-2020-27779, CVE-2020-14372: Disallow cutmem and acpi commands in
secure boot mode (bsc#1179265 bsc#1175970)

CVE-2021-20225: Fixed a heap out-of-bounds write in short form option
parser (bsc#1182262)

CVE-2021-20233: Fixed a heap out-of-bound write due to mis-calculation
of space required for quoting (bsc#1182263)

Affected Software/OS:
'grub2' package(s) on SUSE Linux Enterprise Module for Server Applications 15-SP2, SUSE Linux Enterprise Module for Basesystem 15-SP2

Solution:
Please install the updated package(s).

CVSS Score:
7.2

CVSS Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-14372
Common Vulnerability Exposure (CVE) ID: CVE-2020-25632
Common Vulnerability Exposure (CVE) ID: CVE-2020-25647
Common Vulnerability Exposure (CVE) ID: CVE-2020-27749
Common Vulnerability Exposure (CVE) ID: CVE-2020-27779
Common Vulnerability Exposure (CVE) ID: CVE-2021-20225
Common Vulnerability Exposure (CVE) ID: CVE-2021-20233
CopyrightCopyright (C) 2021 Greenbone Networks GmbH

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