SUSE-SU-2021:0679-1: grub2&distro=SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise

CVSS: UnknownPublished
Published 02-03-2021Last modified 04-02-2026
Open JSON

Vulnerability summary

SUSE-SU-2021:0679-1 is a vulnerability in grub2&distro=SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 7 · Downstream 0 · Related 7
CVE-2020-14372CVE-2020-25632CVE-2020-25647CVE-2020-27749CVE-2020-27779CVE-2021-20225

Timeline

  1. 02-03-2021
    PublishedVulnerability first disclosed.
  2. 04-02-2026
    Last modifiedVulnerability information updated.

Description

Security update for grub2 This update for grub2 fixes the following issues: grub2 now implements the new 'SBAT' method for SHIM based secure boot revocation. (bsc#1182057) Following security issues are fixed that can violate secure boot constraints: - 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) grub2 was bumped to version 2.02, same as SUSE Linux Enterprise 12 SP3.

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Suse4 products
  • grub2&distro=SUSE Linux Enterprise Server 12 SP2-BCL< 2.02-115.59.1
  • grub2&distro=SUSE Linux Enterprise Server 12 SP2-LTSS< 2.02-115.59.1
  • grub2&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP2< 2.02-115.59.1
  • grub2&distro=SUSE OpenStack Cloud 7< 2.02-115.59.1

1 vendor · 4 products

References

16 links
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