Web: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-21682

Jan. 13, 2022, 9:15 p.m. |

National Vulnerability Database nist.gov

Flatpak is a Linux application sandboxing and distribution framework. A path traversal vulnerability affects versions of Flatpak prior to 1.12.3 and 1.10.6. flatpak-builder applies `finish-args` last in the build. At this point the build directory will have the full access that is specified in the manifest, so running `flatpak build` against it will gain those permissions. Normally this will not be done, so this is not problem. However, if `--mirror-screenshots-url` is specified, then flatpak-builder will launch `flatpak build --nofilesystem=host appstream-utils …

2022 cve fedora

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