You are here
Home > Preporuke > Sigurnosni nedostatak programskog paketa PolicyKit

Sigurnosni nedostatak programskog paketa PolicyKit

==========================================================================
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—–BEGIN PGP SIGNATURE—–
Version: GnuPG v2
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=GPDz
—–END PGP SIGNATURE—–

==========================================================================
Ubuntu Security Notice USN-3861-1
January 16, 2019

policykit-1 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 18.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS

Summary:

PolicyKit could allow unintended access.

Software Description:
– policykit-1: framework for managing administrative policies and privileges

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 18.10:
libpolkit-backend-1-0 0.105-21ubuntu0.3
policykit-1 0.105-21ubuntu0.3

Ubuntu 18.04 LTS:
libpolkit-backend-1-0 0.105-20ubuntu0.18.04.4
policykit-1 0.105-20ubuntu0.18.04.4

Ubuntu 16.04 LTS:
libpolkit-backend-1-0 0.105-14.1ubuntu0.4
policykit-1 0.105-14.1ubuntu0.4

Ubuntu 14.04 LTS:
libpolkit-backend-1-0 0.105-4ubuntu3.14.04.5
policykit-1 0.105-4ubuntu3.14.04.5

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3861-1
CVE-2018-19788

Package Information:
https://launchpad.net/ubuntu/+source/policykit-1/0.105-21ubuntu0.3
https://launchpad.net/ubuntu/+source/policykit-1/0.105-20ubuntu0.18.04.4
https://launchpad.net/ubuntu/+source/policykit-1/0.105-14.1ubuntu0.4
https://launchpad.net/ubuntu/+source/policykit-1/0.105-4ubuntu3.14.04.5

—–BEGIN PGP SIGNATURE—–
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=OaQB
—–END PGP SIGNATURE—–

Top
More in Preporuke
Sigurnosni nedostaci programskog paketa openvswitch

Otkriveni su sigurnosni nedostaci u programskom paketu openvswitch za operacijski sustav RHEL. Otkriveni nedostaci potencijalnim napadačima omogućuju izazivanje DoS stanja....

Close