[USN-3861-2] PolicyKit vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Wed Jan 16 19:10:05 UTC 2019
==========================================================================
Ubuntu Security Notice USN-3861-2
January 16, 2019
policykit-1 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
Summary:
PolicyKit could allow unintended access.
Software Description:
- policykit-1: framework for managing administrative policies and
privileges
Details:
USN-3861-1 fixed a vulnerability in PolicyKit. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that PolicyKit incorrectly handled certain large
user UIDs. A local attacker with a large UID could possibly use this
issue to perform privileged actions.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
libpolkit-backend-1-0 0.104-1ubuntu1.4
policykit-1 0.104-1ubuntu1.4
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3861-2
https://usn.ubuntu.com/usn/usn-3861-1
CVE-2018-19788
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: This is a digitally signed message part
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20190116/10064568/attachment.sig>
More information about the ubuntu-security-announce
mailing list