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ubuntucveUbuntu.comUB:CVE-2022-33967
HistoryJul 20, 2022 - 12:00 a.m.

CVE-2022-33967

2022-07-2000:00:00
ubuntu.com
ubuntu.com
21

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

59.2%

squashfs filesystem implementation of U-Boot versions from v2020.10-rc2 to
v2022.07-rc5 contains a heap-based buffer overflow vulnerability due to a
defect in the metadata reading process. Loading a specially crafted
squashfs image may lead to a denial-of-service (DoS) condition or arbitrary
code execution.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchu-boot< 2020.10+dfsg-1ubuntu0~18.04.3UNKNOWN
ubuntu20.04noarchu-boot< 2021.01+dfsg-3ubuntu0~20.04.5UNKNOWN
ubuntu22.04noarchu-boot< 2022.01+dfsg-2ubuntu2.3UNKNOWN
ubuntu16.04noarchu-boot< anyUNKNOWN

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

59.2%