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.
- Score
- CVSS 3.1 7.8 High
- Status
- Modified - vultures@jpcert.or.jp
- Published
- 2022-07-20
- Last modified
- 2025-11-03
- Weaknesses
- CWE-787
Affected products
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://lists.debian.org/debian-lts-announce/2025/05/msg00001.html
