Packages
- systemd - system and service manager
Details
Jann Horn discovered that pam_systemd created logind sessions using some
parameters from the environment. A local attacker could exploit this in
order to spoof the active session and gain additional PolicyKit
privileges.
Jann Horn discovered that pam_systemd created logind sessions using some
parameters from the environment. A local attacker could exploit this in
order to spoof the active session and gain additional PolicyKit
privileges.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 18.10 cosmic | libpam-systemd – 239-7ubuntu10.12 | ||
| 18.04 LTS bionic | libpam-systemd – 237-3ubuntu10.19 | ||
| 16.04 LTS xenial | libpam-systemd – 229-4ubuntu21.21 | ||
| 14.04 LTS trusty | libpam-systemd – 204-5ubuntu20.31 | ||
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