vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-44730): snapd vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Feb 17, 2022 | Feb 18, 2022 | Aug 18, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Feb 17, 2022
Added
Feb 18, 2022
Modified
Aug 18, 2025
Description
snapd 2.54.2 did not properly validate the location of the snap-confine binary. A local attacker who can hardlink this binary to another location to cause snap-confine to execute other arbitrary binaries and hence gain privilege escalation. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1
Solutions
ubuntu-pro-upgrade-snap-confineubuntu-pro-upgrade-snapd
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