snapd 2.54.2 and earlier created ~/snap directories in user home directories without specifying owner-only permissions. This could allow a local attacker to read information that should have been private. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
{
"unresolved_ranges": [
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "18.04"
}
]
},
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "20.04"
}
]
},
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "21.10"
}
]
}
]
}{
"cpe": "cpe:2.3:a:canonical:snapd:*:*:*:*:*:*:*:*",
"source": [
"CPE_FIELD",
"REFERENCES"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "2.54.3"
}
]
}