Description
Incorrect caching of authentication between different polkit methods in qSnapper before version 1.3.3 allowed a local attacker to use functions like "restore from snapshot" even if only allowed to do "delete snapshot".
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| presire | qSnapper | 1.2.1 – < 1.3.3 | 1.3.3 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | qsnapper | 1.3.3-1.4 | openSUSE-SU-2026:12050-1 |
Advisories 1
- openSUSE-SU-2026:12050-1 qsnapper-1.3.3-1.4 on GA media SUSE / openSUSE Security Updates · Oct 5, 2026
References
- https://security.opensuse.org/2026/05/26/qsnapper-dbus-issues.html#issue-auth-caching third-party-advisory
- https://github.com/presire/qSnapper/releases/tag/v1.3.3 vendor-advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1262218 issue-tracking