Summary
USN-7578-1 fixed a vulnerability in UDisks. This update provides
the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.
Original advisory details:
It was discovered that UDisks incorrectly handled mount options when
resizing certain filesystems. A local attacker with an active session on
the console can use this issue to escalate their privileges to root.
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · Pro 18.04 LTS Pro:18.04:LTS | udisks2 | 2.7.6-3ubuntu0.2+esm1 |
| Ubuntu · Pro 20.04 LTS Pro:20.04:LTS | udisks2 | 2.8.4-1ubuntu2+esm1 |
Vulnerabilities 1
-
High 7.0CVE-2025-6019 Public exploit
Libblockdev: lpe from allow_active to root in libblockdev via udisks
A Local Privilege Escalation (LPE) vulnerability was found in libblockdev. Generally, the "allow_active" setting in Polkit permits a physically present user to take certain actions based on the session type. Due to the way libblockdev interacts with the udisk…
References
-
report
https://ubuntu.com/security/CVE-2025-6019