CVE-2022-33103: High severity das u-boot vulnerability

Published Jul 1, 2022
·
Updated

Das U-Boot from v2020.10 to v2022.07-rc3 was discovered to contain an out-of-bounds write via the function sqfsreaddir().

Affected Software

8 affected componentsFixes available
ubuntu/u-boot<2020.10+dfsg-1ubuntu0~18.04.3
2020.10+dfsg-1ubuntu0~18.04.3
ubuntu/u-boot<2021.01+dfsg-3ubuntu0~20.04.5
2021.01+dfsg-3ubuntu0~20.04.5
ubuntu/u-boot<2022.01+dfsg-2ubuntu2.3
2022.01+dfsg-2ubuntu2.3
debian/u-boot<=2021.01+dfsg-5
2019.01+dfsg-72023.01+dfsg-22024.01+dfsg-12024.01+dfsg-5
DENX U-Boot>=2020.10<2022.07
DENX U-Boot=2022.07-rc1
DENX U-Boot=2022.07-rc2
DENX U-Boot=2022.07-rc3

Event History

Jul 1, 2022
CVE Published
via Ubuntu·12:00 AM
CVE Published
via MITRE·11:36 AM
Data Sourced
via MITRE·11:36 AM
Description
Data Sourced
via NVD·12:15 PM
DescriptionSeverityWeaknessAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·04:02 PM
Description

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2022-33103?

CVE-2022-33103 is a vulnerability in Das U-Boot versions from v2020.10 to v2022.07-rc3 that allows an out-of-bounds write via the sqfs_readdir() function.

2

What is the severity of CVE-2022-33103?

The severity of CVE-2022-33103 is high, with a CVSS score of 7.8.

3

Which software versions are affected by CVE-2022-33103?

Das U-Boot versions from v2020.10 to v2022.07-rc3, as well as version 2022.07-rc1, 2022.07-rc2, and 2022.07-rc3, are affected by CVE-2022-33103.

4

How can I fix CVE-2022-33103?

To fix CVE-2022-33103, it is recommended to update Das U-Boot to a version beyond v2022.07-rc3.

5

Where can I find more information about CVE-2022-33103?

More information about CVE-2022-33103 can be found at the following references: [Link 1](https://lore.kernel.org/all/20220609140206.297405-1-miquel.raynal@bootlin.com/) and [Link 2](https://lore.kernel.org/all/CALO=DHFB+yBoXxVr5KcsK0iFdg+e7ywko4-e+72kjbcS8JBfPw@mail.gmail.com/).

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