CVE-2022-33967
Last modified
CVE-2022-33967 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.52% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Denx | U-Boot | 2020.10 | Rc2 |
| Denx | U-Boot | 2021.01 | — |
| Denx | U-Boot | 2021.04 | Rc1 |
| Denx | U-Boot | 2022.01 | — |
| Denx | U-Boot | 2022.04 | — |
| Denx | U-Boot | 2022.07 | Rc1 |
References
- https://jvn.jp/en/vu/JVNVU97846460/index.htmlThird Party Advisory
- https://lists.denx.de/pipermail/u-boot/2022-June/487467.htmlExploit, Mailing List, Vendor Advisory
- https://source.denx.de/u-boot/u-boot/-/commit/7f7fb9937c6cb49dd35153bd6708872b390b0a44Patch, Third Party Advisory, Vendor Advisory
- https://jvn.jp/en/vu/JVNVU97846460/index.htmlThird Party Advisory
- https://lists.denx.de/pipermail/u-boot/2022-June/487467.htmlExploit, Mailing List, Vendor Advisory
- https://source.denx.de/u-boot/u-boot/-/commit/7f7fb9937c6cb49dd35153bd6708872b390b0a44Patch, Third Party Advisory, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
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