This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page. View CVE-2022-33967 →

UBUNTU-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 d...

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Ubuntu:Pro:16.04:LTS u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:18.04:LTS u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2020.10+dfsg-1ubuntu0~18.04.3"}]}]

Ubuntu:20.04:LTS u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2021.01+dfsg-3ubuntu0~20.04.5"}]}]

Ubuntu:22.04:LTS u-boot

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2022.01+dfsg-2ubuntu2.3"}]}]

References

advisory ubuntu.com
report ubuntu.com
report denx.de
report lists.denx.de
report jvn.jp
report cve.org