Vulnerability Details CVE-2022-33967
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 60.4%
CVSS Severity
CVSS v3 Score 7.8
References
- https://jvn.jp/en/vu/JVNVU97846460/index.html
- https://lists.denx.de/pipermail/u-boot/2022-June/487467.html
- https://source.denx.de/u-boot/u-boot/-/commit/7f7fb9937c6cb49dd35153bd6708872b390b0a44
- https://www.denx.de/project/u-boot/
- https://jvn.jp/en/vu/JVNVU97846460/index.html
- https://lists.denx.de/pipermail/u-boot/2022-June/487467.html
- https://source.denx.de/u-boot/u-boot/-/commit/7f7fb9937c6cb49dd35153bd6708872b390b0a44
- https://www.denx.de/project/u-boot/
Products affected by CVE-2022-33967
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cpe:2.3:a:denx:u-boot:2020.10
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cpe:2.3:a:denx:u-boot:2021.01
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cpe:2.3:a:denx:u-boot:2021.04
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cpe:2.3:a:denx:u-boot:2022.01
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cpe:2.3:a:denx:u-boot:2022.04
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cpe:2.3:a:denx:u-boot:2022.07