Flatpak writes the OCI repository authentication token with world-readable permissions (0644) in the system-helper's cache directory, allowing other local users on a multi-user system to read the token and impersonate the authenticated user against the OCI repository. Only OCI-based sources (e.g. as used by Fedora) are affected; libostree-based sources such as Flathub are not.
{
"binaries": [
{
"binary_name": "flatpak",
"binary_version": "1.0.9-0ubuntu0.4+esm1"
},
{
"binary_name": "flatpak-tests",
"binary_version": "1.0.9-0ubuntu0.4+esm1"
},
{
"binary_name": "gir1.2-flatpak-1.0",
"binary_version": "1.0.9-0ubuntu0.4+esm1"
},
{
"binary_name": "libflatpak0",
"binary_version": "1.0.9-0ubuntu0.4+esm1"
}
]
}
{
"binaries": [
{
"binary_name": "flatpak",
"binary_version": "1.6.5-0ubuntu0.5+esm1"
},
{
"binary_name": "flatpak-tests",
"binary_version": "1.6.5-0ubuntu0.5+esm1"
},
{
"binary_name": "gir1.2-flatpak-1.0",
"binary_version": "1.6.5-0ubuntu0.5+esm1"
},
{
"binary_name": "libflatpak0",
"binary_version": "1.6.5-0ubuntu0.5+esm1"
}
]
}
{
"binaries": [
{
"binary_name": "flatpak",
"binary_version": "1.12.7-1ubuntu0.1+esm1"
},
{
"binary_name": "flatpak-tests",
"binary_version": "1.12.7-1ubuntu0.1+esm1"
},
{
"binary_name": "gir1.2-flatpak-1.0",
"binary_version": "1.12.7-1ubuntu0.1+esm1"
},
{
"binary_name": "libflatpak0",
"binary_version": "1.12.7-1ubuntu0.1+esm1"
}
]
}
{
"binaries": [
{
"binary_name": "flatpak",
"binary_version": "1.14.6-1ubuntu0.1+esm1"
},
{
"binary_name": "flatpak-tests",
"binary_version": "1.14.6-1ubuntu0.1+esm1"
},
{
"binary_name": "gir1.2-flatpak-1.0",
"binary_version": "1.14.6-1ubuntu0.1+esm1"
},
{
"binary_name": "libflatpak0",
"binary_version": "1.14.6-1ubuntu0.1+esm1"
}
]
}