- Vulnerability/
- USN-6523-1
USN-6523-1: u-boot-nezha vulnerability
First published: Wed Nov 29 2023(Updated: )
It was discovered that U-Boot incorrectly handled certain USB DFU download setup packets. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-2347) Nicolas Bidron and Nicolas Guigo discovered that U-Boot incorrectly handled certain fragmented IP packets. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-30552, CVE-2022-30790)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/u-boot-nezha | <2022.10-1089-g528ae9bc6c-0ubuntu1.23.04.2 | 2022.10-1089-g528ae9bc6c-0ubuntu1.23.04.2 |
| Ubuntu Ubuntu | =23.04 | |
| All of | ||
| ubuntu/u-boot-nezha | <2022.04+git20220405.7446a472-0ubuntu0.4 | 2022.04+git20220405.7446a472-0ubuntu0.4 |
| Ubuntu Ubuntu | =22.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2022-30790
- https://ubuntu.com/security/CVE-2022-2347
- https://ubuntu.com/security/CVE-2022-30552
- https://ubuntu.com/security/notices/USN-5764-1
- https://launchpad.net/ubuntu/+source/u-boot-nezha/2022.10-1089-g528ae9bc6c-0ubuntu1.23.04.2
- https://launchpad.net/ubuntu/+source/u-boot-nezha/2022.04+git20220405.7446a472-0ubuntu0.4
- https://ubuntu.com/security/notices/USN-6523-1 (Advisory)
Child vulnerabilities
(Contains the following vulnerabilities)
Frequently Asked Questions
What is the vulnerability ID for this advisory?
The vulnerability ID for this advisory is CVE-2022-2347.
What is the severity of the u-boot-nezha vulnerability?
The severity of the u-boot-nezha vulnerability is not mentioned in the advisory.
How does this vulnerability impact U-Boot?
This vulnerability in U-Boot can cause it to crash, resulting in a denial of service, or possibly execute arbitrary code.
How can a local attacker exploit this vulnerability?
A local attacker can exploit this vulnerability by using certain USB DFU download setup packets.
Is there a fix available for this vulnerability?
Yes, a fix is available for this vulnerability in the Ubuntu u-boot-nezha package.
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- version/ubuntu ubuntu/23.04
- version/ubuntu ubuntu/22.04