CVE-2022-2601

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 15-11-2022 11:00

Last modified: - 15-11-2022 11:00

Total changes: - 5

Description

CVE-2022-2601 grub2: Buffer overflow in grub_font_construct_glyph() can lead to out-of-bound write and possible secure boot bypass

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Low

Attack complexity

Local

Attack vector

High

Availability

High

Confidentiality

High

Integrity

High

Privileges required

Changed

Scope

None

User interaction

8.2

Base score

Exploitability score

Impact score

Verification logic

AND

product=grub2-1 AND versionEndExcluding=2.02-142.el8_7.1

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=8

AND

product=grub2-1 AND versionEndExcluding=2.02-87.el8_1.11

vendor=Red Hat Enterprise Linux AND product=rhel_e4s AND version=8.1

AND

product=grub2-1 AND versionEndExcluding=2.02-87.el8_2.11

vendor=Red Hat Enterprise Linux AND product=rhel_aus AND version=8.2

AND

product=grub2-1 AND versionEndExcluding=2.02-87.el8_2.11

vendor=Red Hat Enterprise Linux AND product=rhel_tus AND version=8.2

AND

product=grub2-1 AND versionEndExcluding=2.02-87.el8_2.11

vendor=Red Hat Enterprise Linux AND product=rhel_e4s AND version=8.2

AND

product=grub2-1 AND versionEndExcluding=2.02-99.el8_4.10

vendor=Red Hat Enterprise Linux AND product=rhel_eus AND version=8.4

AND

product=grub2-1 AND versionEndExcluding=2.02-123.el8_6.12

vendor=Red Hat Enterprise Linux AND product=rhel_eus AND version=8.6

AND

product=grub2-1 AND versionEndExcluding=2.06-27.el9_0.12

vendor=Red Hat Enterprise Linux AND product=rhel_eus AND version=9.0

AND

product=grub2 AND version=

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=7

AND

product=grub2 AND version=

vendor=Red Hat Enterprise Linux AND product=enterprise_linux AND version=9

Reference

Keywords

CVE-2022-2601

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

REDHAT

CVE-2022-2601

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures